diff --git a/pom.xml b/pom.xml
index 944699b..eaf1c9a 100755
--- a/pom.xml
+++ b/pom.xml
@@ -77,6 +77,16 @@
             <scope>test</scope>
         </dependency>
 
+        <dependency>
+            <groupId>org.springframework.data</groupId>
+            <artifactId>spring-data-redis</artifactId>
+            <!-- <version>2.2.0.BUILD-SNAPSHOT</version> -->
+        </dependency>
+        <dependency>
+            <groupId>redis.clients</groupId>
+            <artifactId>jedis</artifactId>
+            <!-- <version>3.0.1</version> -->
+        </dependency>
         <!--
         <dependency>
             <groupId>org.springframework.boot</groupId>
diff --git a/src/main/java/eu/dnetlib/usagestats/config/SpringRedisConfiguration.java b/src/main/java/eu/dnetlib/usagestats/config/SpringRedisConfiguration.java
index 9c52dfb..64368b9 100755
--- a/src/main/java/eu/dnetlib/usagestats/config/SpringRedisConfiguration.java
+++ b/src/main/java/eu/dnetlib/usagestats/config/SpringRedisConfiguration.java
@@ -11,11 +11,9 @@ import org.springframework.data.redis.connection.jedis.JedisConnectionFactory;
 import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.data.redis.serializer.StringRedisSerializer;
 
-/**
- * Created by tsampikos on 20/4/2017.
- */
-@ConfigurationProperties(prefix = "usagestats")
-@EnableConfigurationProperties
+@Configuration
+//@ConfigurationProperties(prefix = "usagestats")
+//@EnableConfigurationProperties
 public class SpringRedisConfiguration {
 
     private final Logger log = Logger.getLogger(this.getClass());
@@ -26,6 +24,9 @@ public class SpringRedisConfiguration {
     @Value("${usagestats.redis.port}")
     private int port;
 
+    public SpringRedisConfiguration() {
+    }
+
     @Bean
     public JedisConnectionFactory connectionFactory() {
         JedisConnectionFactory connectionFactory = new JedisConnectionFactory();
diff --git a/src/main/java/eu/dnetlib/usagestats/controllers/SushiLiteControllerSample.java b/src/main/java/eu/dnetlib/usagestats/controllers/SushiLiteControllerSample.java
index 9357d94..f5aaa51 100755
--- a/src/main/java/eu/dnetlib/usagestats/controllers/SushiLiteControllerSample.java
+++ b/src/main/java/eu/dnetlib/usagestats/controllers/SushiLiteControllerSample.java
@@ -1,82 +1,47 @@
 package eu.dnetlib.usagestats.controllers;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
-import eu.dnetlib.usagestats.services.SushiLiteService;
+import eu.dnetlib.usagestats.services.SushiLiteServiceSample;
 import eu.dnetlib.usagestats.sushilite.domain.SUSHI_Error_Model;
-import java.io.BufferedInputStream;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.time.ZonedDateTime;
-import java.time.format.DateTimeFormatter;
-import java.util.List;
-import java.util.concurrent.Callable;
-import java.util.concurrent.ExecutionException;
-import java.util.concurrent.ExecutorService;
-import java.util.concurrent.Executors;
-import java.util.concurrent.Future;
-import java.util.concurrent.TimeUnit;
-import java.util.concurrent.TimeoutException;
-import javax.servlet.http.HttpServletResponse;
-
 import org.apache.log4j.Logger;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.util.FileCopyUtils;
-import org.springframework.web.bind.annotation.PathVariable;
-import org.springframework.web.bind.annotation.RequestHeader;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RequestMethod;
-import org.springframework.web.bind.annotation.RequestParam;
-import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.bind.annotation.*;
+
+import javax.servlet.http.HttpServletResponse;
+import java.io.*;
+import java.util.List;
+import java.util.concurrent.*;
 
 /**
  * Created by D.Pierrakos
  */
 @RestController
-class SushiLiteController {
+class SushiLiteControllerSample {
 
     private final Logger log = Logger.getLogger(this.getClass());
 
-    private final SushiLiteService sushiLiteService;
+    private final SushiLiteServiceSample sushiLiteServiceSample;
     @Value("${download.folder}")
     private String download_folder;
 
-    public SushiLiteController(SushiLiteService sushiLiteService) {
-        this.sushiLiteService = sushiLiteService;
+    public SushiLiteControllerSample(SushiLiteServiceSample sushiLiteService) {
+        this.sushiLiteServiceSample = sushiLiteService;
     }
 
-    @RequestMapping(value = "/sushilite/r5/status", method = RequestMethod.GET)
-    public String getReportStatus() {
-        log.info("COUNTER Report status request ");
-        return sushiLiteService.displayReportStatus();
-    }
+//    @RequestMapping(value = "/sushilite/r5/reports/pr_p1", method = RequestMethod.GET)
+//    public String getReportPR_P1(
+//            @RequestParam(value = "RepositoryIdentifier", defaultValue = "") String repositoryIdentifier,
+//            @RequestParam(value = "RequestorID", defaultValue = "anonymous") String requestorId,
+//            @RequestParam(value = "BeginDate", defaultValue = "") String beginDate,
+//            @RequestParam(value = "EndDate", defaultValue = "") String endDate) {
+//        log.info("COUNTER PR_P1 Report request for repository " + repositoryIdentifier);
+//        return sushiLiteServiceSample.displayReportPR_P1(requestorId, repositoryIdentifier, beginDate, endDate);
+//    }
 
-    @RequestMapping(value = "/sushilite/r5/reports", method = RequestMethod.GET)
-    public String getReportSupported() {
-        log.info("COUNTER Supported Reports request ");
-        return sushiLiteService.displayReportsSupported();
-    }
-
-    @RequestMapping(value = "/sushilite/r5/members", method = RequestMethod.GET)
-    public String getMembers() {
-        log.info("COUNTER Members request ");
-        return sushiLiteService.displayConsortiumMemberList();
-    }
-
-    @RequestMapping(value = "/sushilite/r5/reports/pr_p1", method = RequestMethod.GET)
-    public String getReportPR_P1(
-            @RequestParam(value = "RepositoryIdentifier", defaultValue = "") String repositoryIdentifier,
-            @RequestParam(value = "RequestorID", defaultValue = "anonymous") String requestorId,
-            @RequestParam(value = "BeginDate", defaultValue = "") String beginDate,
-            @RequestParam(value = "EndDate", defaultValue = "") String endDate) {
-        log.info("COUNTER PR_P1 Report request for repository " + repositoryIdentifier);
-        return sushiLiteService.displayReportPR_P1(requestorId, repositoryIdentifier, beginDate, endDate);
-    }
-
-    @RequestMapping(value = "/sushilite/r5/reports/ir", method = RequestMethod.GET)
+    @RequestMapping(value = "/sushilite/r5/reports/ir_sample", method = RequestMethod.GET)
     public ResponseEntity getReportΙR(
             @RequestParam(value = "RepositoryIdentifier", defaultValue = "") String repositoryIdentifier,
             @RequestParam(value = "ItemIdentifier", defaultValue = "") String itemIdentifier,
@@ -91,7 +56,7 @@ class SushiLiteController {
 
             @Override
             public ResponseEntity call() throws Exception {
-                String report = sushiLiteService.displayReportIR(requestorId, repositoryIdentifier, itemIdentifier, beginDate, endDate, metricType, dataType, granularity);
+                String report = sushiLiteServiceSample.displayReportIR(requestorId, repositoryIdentifier, itemIdentifier, beginDate, endDate, metricType, dataType, granularity);
                 if (report.indexOf(".zip") < 0) {
                     return new ResponseEntity<>(report, HttpStatus.OK);
                 } else {
@@ -124,18 +89,9 @@ class SushiLiteController {
         }
 
         return null;
-//        String report = sushiLiteService.displayReportIR(requestorId, repositoryIdentifier, itemIdentifier, beginDate, endDate, metricType, dataType, granularity);
-//
-//        if (report.indexOf(".zip") < 0) {
-//            return new ResponseEntity<>(report, HttpStatus.OK);
-//        } else {
-//
-//            String compressedOutput = "<pre> {\"Report\":\"IR\", \"Description\":\"Compressed Report Due to large number of records\", \"URL To Download Report from: \":\"" + report + "\"} </pre>";
-//            return new ResponseEntity<>(compressedOutput, HttpStatus.OK);
-//        }
     }
 
-    @RequestMapping(value = "/sushilite/r5/reports/dsr", method = RequestMethod.GET)
+    @RequestMapping(value = "/sushilite/r5/reports/dsr_sample", method = RequestMethod.GET)
     public ResponseEntity getReportDSR(
             @RequestParam(value = "RepositoryIdentifier", defaultValue = "") String repositoryIdentifier,
             @RequestParam(value = "DatasetIdentifier", defaultValue = "") String itemIdentifier,
@@ -150,7 +106,7 @@ class SushiLiteController {
 
             @Override
             public ResponseEntity call() throws Exception {
-                String report = sushiLiteService.displayReportDSR(requestorId, repositoryIdentifier, itemIdentifier, beginDate, endDate, metricType, granularity);
+                String report = sushiLiteServiceSample.displayReportDSR(requestorId, repositoryIdentifier, itemIdentifier, beginDate, endDate, metricType, granularity);
                 if (report.indexOf(".zip") < 0) {
                     return new ResponseEntity<>(report, HttpStatus.OK);
                 } else {
@@ -180,49 +136,41 @@ class SushiLiteController {
         }
 
         return null;
-//        String report = sushiLiteService.displayReportDSR(requestorId, repositoryIdentifier, itemIdentifier, beginDate, endDate, metricType, granularity);
+    }
+
+//    @RequestMapping(value = "/download/{file_name}", method = RequestMethod.GET)
+//    public void downloadFile(HttpServletResponse response, @PathVariable("file_name") String filetoDownload) throws IOException {
+//        File file = new File(download_folder + "/" + filetoDownload);
+//        log.info("File downloaded at " + file.getAbsolutePath());
+//        String mimeType = "application/octet-stream";
+//
+//        response.setContentType(mimeType);
+//
+//        /* "Content-Disposition : attachment" will be directly download, may provide save as popup, based on your browser setting*/
+//        response.setHeader("Content-Disposition", String.format("attachment; filename=\"%s\"", file.getName()));
+//        response.setContentLength((int) file.length());
+//        InputStream inputStream = new BufferedInputStream(new FileInputStream(file));
+//        FileCopyUtils.copy(inputStream, response.getOutputStream());
+//    }
+
+//    @RequestMapping(value = "/sushilite/r5/reports/pr_sample", method = RequestMethod.GET)
+//    public ResponseEntity<String> getReportPR(@RequestParam(value = "RepositoryIdentifier", defaultValue = "") String repositoryIdentifier,
+//            @RequestParam(value = "RequestorID", defaultValue = "anonymous") String requestorId,
+//            @RequestParam(value = "BeginDate", defaultValue = "") String beginDate,
+//            @RequestParam(value = "EndDate", defaultValue = "") String endDate,
+//            @RequestParam(value = "MetricType", defaultValue = "") String metricType,
+//            @RequestParam(value = "DataType", defaultValue = "") String dataType,
+//            @RequestParam(value = "Granularity", defaultValue = "Monthly") String granularity) throws InterruptedException, Exception {
+//
+//        String report = sushiLiteServiceSample.displayReportPR(requestorId, repositoryIdentifier, beginDate, endDate, metricType, dataType, granularity);
+//
 //        if (report.indexOf(".zip") < 0) {
 //            return new ResponseEntity<>(report, HttpStatus.OK);
 //        } else {
 //
-//            String compressedOutput = "<pre> {\"Report\":\"DSR\", \"Description\":\"Compressed Report Due to large number of records\", \"URL To Download Report from: \":\"" + report + "\"} </pre>";
-//            return new ResponseEntity<>(compressedOutput, HttpStatus.OK);
-//        }        
-    }
-
-    @RequestMapping(value = "/download/{file_name}", method = RequestMethod.GET)
-    public void downloadFile(HttpServletResponse response, @PathVariable("file_name") String filetoDownload) throws IOException {
-        File file = new File(download_folder + "/" + filetoDownload);
-        log.info("File downloaded at " + file.getAbsolutePath());
-        String mimeType = "application/octet-stream";
-
-        response.setContentType(mimeType);
-
-        /* "Content-Disposition : attachment" will be directly download, may provide save as popup, based on your browser setting*/
-        response.setHeader("Content-Disposition", String.format("attachment; filename=\"%s\"", file.getName()));
-        response.setContentLength((int) file.length());
-        InputStream inputStream = new BufferedInputStream(new FileInputStream(file));
-        FileCopyUtils.copy(inputStream, response.getOutputStream());
-    }
-
-    @RequestMapping(value = "/sushilite/r5/reports/pr", method = RequestMethod.GET)
-    public ResponseEntity<String> getReportPR(@RequestParam(value = "RepositoryIdentifier", defaultValue = "") String repositoryIdentifier,
-            @RequestParam(value = "RequestorID", defaultValue = "anonymous") String requestorId,
-            @RequestParam(value = "BeginDate", defaultValue = "") String beginDate,
-            @RequestParam(value = "EndDate", defaultValue = "") String endDate,
-            @RequestParam(value = "MetricType", defaultValue = "") String metricType,
-            @RequestParam(value = "DataType", defaultValue = "") String dataType,
-            @RequestParam(value = "Granularity", defaultValue = "Monthly") String granularity) throws InterruptedException, Exception {
-
-        String report = sushiLiteService.displayReportPR(requestorId, repositoryIdentifier, beginDate, endDate, metricType, dataType, granularity);
-
-        if (report.indexOf(".zip") < 0) {
-            return new ResponseEntity<>(report, HttpStatus.OK);
-        } else {
-
-            String compreessedOutput = "<pre> {\"Report\":\"PR\", \"Description\":\"Compressed Report Due to large number of records\", \"URL To Download Report from: \":\"" + report + "\"} </pre>";
-
-            return new ResponseEntity<>(compreessedOutput, HttpStatus.OK);
-        }
-    }
+//            String compreessedOutput = "<pre> {\"Report\":\"PR\", \"Description\":\"Compressed Report Due to large number of records\", \"URL To Download Report from: \":\"" + report + "\"} </pre>";
+//
+//            return new ResponseEntity<>(compreessedOutput, HttpStatus.OK);
+//        }
+//    }
 }
diff --git a/src/main/java/eu/dnetlib/usagestats/repositories/UsageStatsRepositorySample.java b/src/main/java/eu/dnetlib/usagestats/repositories/UsageStatsRepositorySample.java
index f55ad9b..3d4e135 100755
--- a/src/main/java/eu/dnetlib/usagestats/repositories/UsageStatsRepositorySample.java
+++ b/src/main/java/eu/dnetlib/usagestats/repositories/UsageStatsRepositorySample.java
@@ -1,53 +1,28 @@
 package eu.dnetlib.usagestats.repositories;
 
+import com.fasterxml.jackson.databind.ObjectMapper;
+import eu.dnetlib.usagestats.portal.*;
+import eu.dnetlib.usagestats.sushilite.domain.*;
+import org.apache.commons.dbutils.DbUtils;
 import org.apache.log4j.Logger;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.data.redis.core.HashOperations;
 import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.stereotype.Repository;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
-import eu.dnetlib.usagestats.portal.CountryRepositories;
-import eu.dnetlib.usagestats.portal.CountryUsageStats;
-import eu.dnetlib.usagestats.portal.CountryUsageStatsAll;
-
-import eu.dnetlib.usagestats.portal.MonthlyStats;
-import eu.dnetlib.usagestats.portal.MonthlyUsageStats;
-import eu.dnetlib.usagestats.portal.RepositoryStats;
-import eu.dnetlib.usagestats.portal.TotalStats;
-import eu.dnetlib.usagestats.portal.TotalStatsReposViewsDownloads;
-import eu.dnetlib.usagestats.portal.UsageStats;
-import eu.dnetlib.usagestats.portal.YearlyStats;
-import eu.dnetlib.usagestats.sushilite.domain.COUNTER_Dataset_Identifiers;
-import eu.dnetlib.usagestats.sushilite.domain.COUNTER_Dataset_Performance;
-import eu.dnetlib.usagestats.sushilite.domain.COUNTER_Dataset_Usage;
-import eu.dnetlib.usagestats.sushilite.domain.COUNTER_Item_Identifiers;
-import eu.dnetlib.usagestats.sushilite.domain.COUNTER_Item_Performance;
-import eu.dnetlib.usagestats.sushilite.domain.COUNTER_Item_Usage;
-import eu.dnetlib.usagestats.sushilite.domain.COUNTER_Platform_Usage;
-import eu.dnetlib.usagestats.sushilite.domain.SUSHI_Consortium_Member_List;
-import eu.dnetlib.usagestats.sushilite.domain.SUSHI_Org_Identifiers;
-
-import org.apache.commons.dbutils.DbUtils;
-
 import javax.sql.DataSource;
-
 import java.security.MessageDigest;
 import java.sql.Connection;
 import java.sql.PreparedStatement;
 import java.sql.ResultSet;
 import java.text.SimpleDateFormat;
-import java.util.ArrayList;
-import java.util.Calendar;
-import java.util.Date;
-import java.util.HashMap;
-import java.util.List;
-import org.springframework.beans.factory.annotation.Value;
+import java.util.*;
 
 /**
  * Created by D.Pierrakos
  */
 @Repository
-public class UsageStatsRepository {
+public class UsageStatsRepositorySample {
 
     private final DataSource usageStatsDB;
 
@@ -59,8 +34,8 @@ public class UsageStatsRepository {
     @Value("${prod.usagestatsImpalaDB}")
     private String usagestatsImpalaDB;
 
-    public UsageStatsRepository(DataSource usageStatsDB,
-            RedisTemplate<String, String> redisTemplate) {
+    public UsageStatsRepositorySample(DataSource usageStatsDB,
+                                      RedisTemplate<String, String> redisTemplate) {
         this.usageStatsDB = usageStatsDB;
         this.jedis = redisTemplate.opsForHash();
     }
@@ -868,7 +843,7 @@ public class UsageStatsRepository {
                             +"sum(us.unique_item_requests) as unique_item_requests, "
                             +"sum(us.unique_item_investigations) as unique_item_investigations "
                             + "FROM " + usagestatsImpalaDB + ".counter_r5_stats_with_metrics us, "
-                            + statsDB + ".result_classifications rc WHERE us.`date`>=? AND us.`date`<=? AND us.repository_id=? AND rc.id=us.result_id GROUP BY rc.type order by rc.type ASC;");
+                            + statsDB + ".result_classifications rc WHERE us.`date`>=? AND us.`date`<=? AND us.repository_id=? AND rc.id=us.result_id GROUP BY rc.type order by rc.type ASC limit 10;");
 
                     st.setString(1, beginDateStr);
                     st.setString(2, endDateStr);
@@ -902,7 +877,7 @@ public class UsageStatsRepository {
                             +"sum(us.unique_item_requests) as unique_item_requests, "
                             +"sum(us.unique_item_investigations) as unique_item_investigations "
                             +"FROM " + usagestatsImpalaDB + ".counter_r5_stats_with_metrics us, "
-                            + statsDB + ".result_classifications rc WHERE us.`date`>=? AND us.`date`<=? AND us.repository_id=? AND rc.type=? AND rc.id=us.result_id GROUP BY rc.type order by rc.type ASC;");
+                            + statsDB + ".result_classifications rc WHERE us.`date`>=? AND us.`date`<=? AND us.repository_id=? AND rc.type=? AND rc.id=us.result_id GROUP BY rc.type order by rc.type ASC limit 10;");
 
                     st.setString(1, beginDateStr);
                     st.setString(2, endDateStr);
@@ -941,7 +916,7 @@ public class UsageStatsRepository {
                             +"sum(us.unique_item_requests) as unique_item_requests, "
                             +"sum(us.unique_item_investigations) as unique_item_investigations "
                             + "FROM " + usagestatsImpalaDB + ".counter_r5_stats_with_metrics us, "
-                            + statsDB + ".result_classifications rc WHERE us.`date`>=? AND us.`date`<=? AND us.repository_id=? AND rc.id=us.result_id GROUP BY rc.type, us.`date` order by rc.type, us.`date` ASC;");
+                            + statsDB + ".result_classifications rc WHERE us.`date`>=? AND us.`date`<=? AND us.repository_id=? AND rc.id=us.result_id GROUP BY rc.type, us.`date` order by rc.type, us.`date` ASC limit 10;");
 
                     st.setString(1, beginDateStr);
                     st.setString(2, endDateStr);
@@ -1007,7 +982,7 @@ public class UsageStatsRepository {
                             +"sum(us.unique_item_requests) as unique_item_requests, "
                             +"sum(us.unique_item_investigations) as unique_item_investigations "
                             + "FROM " + usagestatsImpalaDB + ".counter_r5_stats_with_metrics us, "
-                            + statsDB + ".result_classifications rc WHERE us.`date`>=? AND us.`date`<=? AND us.repository_id=? AND rc.type=? AND rc.id=us.result_id GROUP BY rc.type, us.`date` order by rc.type, us.`date` ASC;");
+                            + statsDB + ".result_classifications rc WHERE us.`date`>=? AND us.`date`<=? AND us.repository_id=? AND rc.type=? AND rc.id=us.result_id GROUP BY rc.type, us.`date` order by rc.type, us.`date` ASC limit 10;");
 
                     st.setString(1, beginDateStr);
                     st.setString(2, endDateStr);
@@ -1104,7 +1079,7 @@ public class UsageStatsRepository {
                     +"sum(us.unique_item_requests) as unique_item_requests, "
                     +"sum(us.unique_item_investigations) as unique_item_investigations "
                     + "FROM " + usagestatsImpalaDB + ".counter_r5_stats_with_metrics us "
-                    + "WHERE us.`date`>=? AND us.`date`<=? AND us.repository_id=? GROUP BY us.`date` order by us.`date` ASC;");
+                    + "WHERE us.`date`>=? AND us.`date`<=? AND us.repository_id=? GROUP BY us.`date` order by us.`date` ASC limit 10;");
 
             st.setString(1, beginDateStr);
             st.setString(2, endDateStr);
@@ -1188,7 +1163,7 @@ public class UsageStatsRepository {
                                 + "WHERE us.`date`>=? AND us.`date`<=? "
                                 + "AND rc.id=us.result_id AND us.result_id=rs.id AND us.repository_id=? "
                                 + "GROUP BY rc.type, rs.title, us.result_id, rs.title, rs.year, us.repository_id) tmp, tpd "
-                                + "WHERE tpd.id=resultid GROUP BY repo,type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations;");
+                                + "WHERE tpd.id=resultid GROUP BY repo,type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations limit 10;");
 
                         st.setString(1, beginDateStr);
                         st.setString(2, endDateStr);
@@ -1234,7 +1209,7 @@ public class UsageStatsRepository {
                                 + statsDB + ".result rs WHERE us.`date`>=? AND us.`date`<=? "
                                 + "AND rc.id=us.result_id AND us.result_id=rs.id AND us.repository_id=? and rc.type=? "
                                 + "GROUP BY rc.type, rs.title, us.result_id, rs.title, rs.year, us.repository_id) tmp, tpd "
-                                + "WHERE tpd.id=resultid GROUP BY repo,type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations;");
+                                + "WHERE tpd.id=resultid GROUP BY repo,type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations limit 10;");
 
                         st.setString(1, beginDateStr);
                         st.setString(2, endDateStr);
@@ -1282,7 +1257,7 @@ public class UsageStatsRepository {
                                 + "FROM " + usagestatsImpalaDB + ".counter_r5_stats_with_metrics us,(SELECT distinct id, type FROM " + statsDB + ".result_classifications) rc, "
                                 + statsDB + ".result rs WHERE us.`date`>=? AND us.`date`<=? AND rc.id=us.result_id AND us.result_id=rs.id AND us.repository_id=? "
                                 + "GROUP BY us.`date`,rc.type, rs.title, us.result_id, rs.title, rs.year, us.repository_id) tmp1, tpd "
-                                + "WHERE tpd.id=resultid GROUP BY repo,`date`, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations");
+                                + "WHERE tpd.id=resultid GROUP BY repo,`date`, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations limit 10;");
 
 
                         st.setString(1, beginDateStr);
@@ -1353,7 +1328,7 @@ public class UsageStatsRepository {
                                 + statsDB + ".result rs WHERE us.`date`>=? AND us.`date`<=? "
                                 + "AND rc.id=us.result_id AND us.result_id=rs.id AND us.repository_id=? AND rc.type=? "
                                 + "GROUP BY us.`date`,rc.type, rs.title, us.result_id, rs.title, rs.year, us.repository_id) tmp, tpd "
-                                + "WHERE tpd.id=resultid group by repo,`date`, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations;");
+                                + "WHERE tpd.id=resultid group by repo,`date`, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations limit 10;");
 
                         
                         st.setString(1, beginDateStr);
@@ -1453,7 +1428,7 @@ public class UsageStatsRepository {
                                 + "FROM " + usagestatsImpalaDB + ".counter_r5_stats_with_metrics us,(SELECT distinct id, type FROM " + statsDB + ".result_classifications) rc, "
                                 + statsDB + ".result rs WHERE us.`date`>=? AND us.`date`<=? AND rc.id=us.result_id AND us.result_id=rs.id AND us.repository_id=? "
                                 + "AND us.result_id=? GROUP BY rc.type, rs.title, us.result_id, rs.title, rs.year, us.repository_id) tmp, tpd WHERE tpd.id=resultid "
-                                + "GROUP BY repo,type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations;");
+                                + "GROUP BY repo,type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations limit 10;");
 
                         st.setString(1, beginDateStr);
                         st.setString(2, endDateStr);
@@ -1497,7 +1472,7 @@ public class UsageStatsRepository {
                                 + "FROM " + usagestatsImpalaDB + ".counter_r5_stats_with_metrics us,(select distinct id, type FROM " + statsDB + ".result_classifications) rc, "
                                 + statsDB + ".result rs WHERE us.`date`>=? AND us.`date`<=? AND rc.id=us.result_id AND us.result_id=rs.id "
                                 + "AND us.repository_id=? AND us.result_id=? AND rc.type=? GROUP BY rc.type, rs.title, us.result_id, rs.title, rs.year, us.repository_id) tmp, tpd "
-                                + "WHERE tpd.id=resultid group by repo, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations;");
+                                + "WHERE tpd.id=resultid group by repo, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations limit 10;");
 
                         st.setString(1, beginDateStr);
                         st.setString(2, endDateStr);
@@ -1538,7 +1513,7 @@ public class UsageStatsRepository {
                                 + "FROM " + usagestatsImpalaDB + ".counter_r5_stats_with_metrics us,(select distinct id, type FROM " + statsDB + ".result_classifications) rc, "
                                 + statsDB + ".result rs WHERE us.`date`>=? AND us.`date`<=? AND rc.id=us.result_id AND us.result_id=rs.id AND us.repository_id=? AND us.result_id=? "
                                 + "GROUP BY us.`date`,rc.type, rs.title, us.result_id, rs.title, rs.year, us.repository_id) tmp, tpd "
-                                + "WHERE tpd.id=resultid group by repo,`date`, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations;");
+                                + "WHERE tpd.id=resultid group by repo,`date`, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations limit 10;");
 
                         st.setString(1, beginDateStr);
                         st.setString(2, endDateStr);
@@ -1608,7 +1583,7 @@ public class UsageStatsRepository {
                                 + "WHERE us.`date`>=? AND us.`date`<=? AND rc.id=us.result_id AND us.result_id=rs.id "
                                 + "AND us.repository_id=? AND us.result_id=? AND rc.type=? "
                                 + "GROUP BY us.`date`,rc.type, rs.title, us.result_id, rs.title, rs.year, us.repository_id) tmp, tpd "
-                                + "WHERE tpd.id=resultid group by repo,`date`, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations;");
+                                + "WHERE tpd.id=resultid group by repo,`date`, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations limit 10;");
 
                         st.setString(1, beginDateStr);
                         st.setString(2, endDateStr);
@@ -1719,7 +1694,7 @@ public class UsageStatsRepository {
                             + "FROM " + usagestatsImpalaDB + ".counter_r5_stats_with_metrics us, (SELECT distinct id, type FROM " + statsDB + ".result_classifications) rc, " + statsDB + ".result rs, "
                             + statsDB + ".datasource ds WHERE us.`date`>=? AND us.`date`<=? AND rc.id=us.result_id AND us.result_id=rs.id AND us.result_id=? "
                             + "AND us.repository_id=ds.id GROUP BY rc.type, rs.title, us.result_id, rs.title, rs.year, us.repository_id, ds.name) tmp, tpd "
-                            + "WHERE tpd.id=resultid group by repo,name,  type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations");
+                            + "WHERE tpd.id=resultid group by repo,name,  type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations limit 10;");
 
 
                     st.setString(1, beginDateStr);
@@ -1764,7 +1739,7 @@ public class UsageStatsRepository {
                             + "FROM " + usagestatsImpalaDB + ".counter_r5_stats_with_metrics us, (SELECT distinct id, type FROM " + statsDB + ".result_classifications) rc, " + statsDB + ".result rs, "
                             + statsDB + ".datasource ds WHERE us.`date`>=? AND us.`date`<=? AND rc.id=us.result_id AND us.result_id=rs.id AND us.result_id=? AND rc.type=? "
                             + "AND us.repository_id=ds.id GROUP BY rc.type, rs.title, us.result_id, rs.title, rs.year, us.repository_id, ds.name) tmp, tpd "
-                            + "WHERE tpd.id=resultid group by repo,name,  type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations");
+                            + "WHERE tpd.id=resultid group by repo,name,  type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations limit 10;");
 
                     st.setString(1, beginDateStr);
                     st.setString(2, endDateStr);
@@ -1814,7 +1789,7 @@ public class UsageStatsRepository {
                             + "FROM " + usagestatsImpalaDB + ".counter_r5_stats_with_metrics us, (SELECT distinct id, type FROM " + statsDB + ".result_classifications) rc, " + statsDB + ".result rs, "
                             + statsDB + ".datasource ds WHERE us.`date`>=? AND us.`date`<=? AND rc.id=us.result_id AND us.result_id=rs.id AND us.result_id=? AND us.repository_id=ds.id "
                             + "GROUP BY us.`date`,rc.type, rs.title, us.result_id, rs.title, rs.year, us.repository_id, ds.name) tmp, tpd "
-                            + "WHERE tpd.id=resultid group by repo,`date`,name, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations;");
+                            + "WHERE tpd.id=resultid group by repo,`date`,name, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations limit 10;");
 
                     st.setString(1, beginDateStr);
                     st.setString(2, endDateStr);
@@ -1880,7 +1855,7 @@ public class UsageStatsRepository {
                             + "FROM " + usagestatsImpalaDB + ".counter_r5_stats_with_metrics us, (SELECT distinct id, type FROM " + statsDB + ".result_classifications) rc, " + statsDB + ".result rs, "
                             + statsDB + ".datasource ds WHERE us.`date`>=? AND us.`date`<=? AND rc.id=us.result_id AND us.result_id=rs.id AND us.result_id=? AND us.repository_id=ds.id AND rc.type=? "
                             + "GROUP BY us.`date`,rc.type, rs.title, us.result_id, rs.title, rs.year, us.repository_id, ds.name) tmp, tpd "
-                            + "WHERE tpd.id=resultid group by repo,`date`,name, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations;");
+                            + "WHERE tpd.id=resultid group by repo,`date`,name, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations limit 10;");
                     st.setString(1, beginDateStr);
                     st.setString(2, endDateStr);
                     st.setString(3, itemIdentifier);
@@ -1999,7 +1974,7 @@ public class UsageStatsRepository {
                             + "FROM " + usagestatsImpalaDB + ".counter_r5_stats_with_metrics us,(SELECT distinct id, type FROM " + statsDB + ".result_classifications) rc, openaire_prod_stats.result rs "
                             + "WHERE us.`date`>='? AND us.`date`<=? AND rc.id=us.result_id AND us.result_id=rs.id AND us.repository_id=? "
                             + "AND rc.type='Dataset' GROUP BY rc.type, rs.title, us.result_id, rs.title, rs.year, us.repository_id) tmp, tpd "
-                            + "WHERE tpd.id=resultid GROUP BY repo,type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations;");
+                            + "WHERE tpd.id=resultid GROUP BY repo,type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations limit 10;");
                     st.setString(1, beginDateStr);
                     st.setString(2, endDateStr);
                     st.setString(3, repositoryIdentifier);
@@ -2053,7 +2028,7 @@ public class UsageStatsRepository {
                             + "FROM " + usagestatsImpalaDB + ".counter_r5_stats_with_metrics us,(SELECT distinct id, type FROM " + statsDB + ".result_classifications) rc, openaire_prod_stats.result rs "
                             + "WHERE us.`date`>=? AND us.`date`<=? AND rc.id=us.result_id AND us.result_id=rs.id AND us.repository_id=? "
                             + "AND rc.type='Dataset' GROUP BY us.`date`, rc.type, rs.title, us.result_id, rs.title, rs.year, us.repository_id) tmp, tpd "
-                            + "WHERE tpd.id=resultid GROUP BY repo,`date`, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations ORDER BY `date` ASC;");
+                            + "WHERE tpd.id=resultid GROUP BY repo,`date`, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations ORDER BY `date` ASC limit 10;");
 
                     st.setString(1, beginDateStr);
                     st.setString(2, endDateStr);
@@ -2156,7 +2131,7 @@ public class UsageStatsRepository {
                             + "FROM " + usagestatsImpalaDB + ".counter_r5_stats_with_metrics us,(SELECT distinct id, type FROM " + statsDB + ".result_classifications) rc, openaire_prod_stats.result rs "
                             + "WHERE us.`date`>=? AND us.`date`<=? AND rc.id=us.result_id AND us.result_id=rs.id AND us.repository_id=? AND us.result_id=? "
                             + "AND rc.type='Dataset' GROUP BY rc.type, rs.title, us.result_id, rs.title, rs.year, us.repository_id) tmp, tpd "
-                            + "WHERE tpd.id=resultid GROUP BY repo,type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations;");
+                            + "WHERE tpd.id=resultid GROUP BY repo,type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations limit 10;");
                     st.setString(1, beginDateStr);
                     st.setString(2, endDateStr);
                     st.setString(3, repositoryIdentifier);
@@ -2209,7 +2184,7 @@ public class UsageStatsRepository {
                             + "FROM " + usagestatsImpalaDB + ".counter_r5_stats_with_metrics us,(SELECT distinct id, type FROM " + statsDB + ".result_classifications) rc, openaire_prod_stats.result rs "
                             + "WHERE us.`date`>=? AND us.`date`<=? AND rc.id=us.result_id AND us.result_id=rs.id AND us.repository_id=? AND us.result_id=? "
                             + "AND rc.type='Dataset' GROUP BY us.`date`, rc.type, rs.title, us.result_id, rs.title, rs.year, us.repository_id, us.`date`) tmp, tpd "
-                            + "WHERE tpd.id=resultid GROUP BY repo,`date`, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations ORDER BY `date` ASC;");
+                            + "WHERE tpd.id=resultid GROUP BY repo,`date`, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations ORDER BY `date` ASC limit 10;");
                     st.setString(1, beginDateStr);
                     st.setString(2, endDateStr);
                     st.setString(3, repositoryIdentifier);
@@ -2325,7 +2300,7 @@ public class UsageStatsRepository {
                         + "FROM " + usagestatsImpalaDB + ".counter_r5_stats_with_metrics us,(SELECT distinct id, type FROM " + statsDB + ".result_classifications) rc, " + statsDB + ".result rs, "
                         + statsDB + ".datasource ds WHERE us.`date`>=? AND us.`date`<=? AND rc.id=us.result_id AND us.result_id=rs.id AND us.result_id=? "
                         + "AND rc.type='Dataset' AND ds.id=us.repository_id GROUP BY rc.type, rs.title, us.result_id, rs.title, rs.year, us.repository_id, ds.name) tmp, tpd "
-                        + "WHERE tpd.id=resultid GROUP BY name, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations ");
+                        + "WHERE tpd.id=resultid GROUP BY name, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations limit 10;");
                 st.setString(1, beginDateStr);
                 st.setString(2, endDateStr);
                 st.setString(3, itemIdentifier);
@@ -2338,7 +2313,7 @@ public class UsageStatsRepository {
                         + "dp.access_method access_method FROM openaire_prod_datacite_usage_stats.datasetsperformance_nonarray_view dp, "
                         + statsDB + ".result_pids rp, " + statsDB + ".datasource ds "
                         + "WHERE dp.period_from>=? AND dp.period_end<=? and rp.pid=ds_type AND rp.id=? "
-                        + "AND ds.name=dp.platform GROUP BY dp.ds_title, dp.yop, dp.platform, dp.access_method, dp.ds_type,rp.id ");
+                        + "AND ds.name=dp.platform GROUP BY dp.ds_title, dp.yop, dp.platform, dp.access_method, dp.ds_type,rp.id limit 10");
 
                 st1.setString(1, report_dateFormat.format(beginDate));
                 st1.setString(2, report_dateFormat.format(endDate));
@@ -2408,7 +2383,7 @@ public class UsageStatsRepository {
                         + "FROM " + usagestatsImpalaDB + ".counter_r5_stats_with_metrics us,(SELECT distinct id, type FROM " + statsDB + ".result_classifications) rc, openaire_prod_stats.result rs, "
                         + statsDB + ".datasource ds WHERE us.`date`>=? AND us.`date`<=? AND rc.id=us.result_id AND us.result_id=rs.id AND ds.id=us.repository_id AND us.result_id=? "
                         + "AND rc.type='Dataset' GROUP BY ds.name, us.repository_id, rc.type, us.`date`, rs.title, us.result_id, rs.title, rs.year, us.`date`) tmp, tpd "
-                        + "WHERE tpd.id=resultid GROUP BY name,`date`, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations ORDER BY `date` ASC;");
+                        + "WHERE tpd.id=resultid GROUP BY name,`date`, type,resultid,item,yop,total_item_requests,total_item_investigations,unique_item_requests,unique_item_investigations ORDER BY `date` ASC limit 10;");
                 st.setString(1, beginDateStr);
                 st.setString(2, endDateStr);
                 st.setString(3, itemIdentifier);
@@ -2421,7 +2396,7 @@ public class UsageStatsRepository {
                         + "dp.access_method access_method FROM openaire_prod_datacite_usage_stats.datasetsperformance_nonarray_view dp, "
                         + statsDB + ".result_pids rp, " + statsDB + ".datasource ds "
                         + "WHERE dp.period_from>=? AND dp.period_end<=? and rp.pid=ds_type and rp.id=? and ds.name=dp.platform "
-                        + "GROUP BY dp.ds_title, dp.yop, dp.platform, dp.access_method, dp.ds_type,rp.id, dp.period_from");
+                        + "GROUP BY dp.ds_title, dp.yop, dp.platform, dp.access_method, dp.ds_type,rp.id, dp.period_from limit 10");
                 st1.setString(1, report_dateFormat.format(beginDate));
                 st1.setString(2, report_dateFormat.format(endDate));
                 st1.setString(3, itemIdentifier);
@@ -2569,7 +2544,7 @@ public class UsageStatsRepository {
                             + "dp.access_method access_method, dp.platform FROM openaire_prod_datacite_usage_stats.datasetsperformance_nonarray_view dp, "
                             + statsDB + ".result_pids rp, " + statsDB + ".datasource ds "
                             + "WHERE dp.period_from>=? AND dp.period_end<=? and rp.pid=ds_type and ds.id=? and ds.name=dp.platform "
-                            + "GROUP BY dp.ds_title, dp.yop, dp.platform, dp.access_method, dp.ds_type,rp.id");
+                            + "GROUP BY dp.ds_title, dp.yop, dp.platform, dp.access_method, dp.ds_type,rp.id limit 10;");
                     st.setString(1, beginDateStr);
                     st.setString(2, endDateStr);
                     st.setString(3, repositoryIdentifier);
@@ -2623,7 +2598,7 @@ public class UsageStatsRepository {
                             + "dp.access_method access_method, dp.platform FROM openaire_prod_datacite_usage_stats.datasetsperformance_nonarray_view dp, "
                             + statsDB + ".result_pids rp, " + statsDB + ".datasource ds "
                             + "WHERE dp.period_from>=? AND dp.period_end<=? and rp.pid=ds_type and ds.id=? and ds.name=dp.platform "
-                            + "GROUP BY dp.ds_title, dp.yop, dp.platform, dp.access_method, dp.ds_type,rp.id, dp.period_from");
+                            + "GROUP BY dp.ds_title, dp.yop, dp.platform, dp.access_method, dp.ds_type,rp.id, dp.period_from limit 10;");
 
                     st.setString(1, beginDateStr);
                     st.setString(2, endDateStr);
@@ -2726,7 +2701,7 @@ public class UsageStatsRepository {
                             + "dp.access_method access_method, dp.platform FROM openaire_prod_datacite_usage_stats.datasetsperformance_nonarray_view dp, "
                             + statsDB + ".result_pids rp, " + statsDB + ".datasource ds "
                             + "WHERE dp.period_from>=? AND dp.period_end<=? and rp.pid=ds_type and ds.id=? AND rp.id=? and ds.name=dp.platform "
-                            + "GROUP BY dp.ds_title, dp.yop, dp.platform, dp.access_method, dp.ds_type,rp.id");
+                            + "GROUP BY dp.ds_title, dp.yop, dp.platform, dp.access_method, dp.ds_type,rp.id limit 10;");
                     st.setString(1, beginDateStr);
                     st.setString(2, endDateStr);
                     st.setString(3, repositoryIdentifier);
@@ -2779,7 +2754,7 @@ public class UsageStatsRepository {
                             + "dp.access_method access_method, dp.platform FROM openaire_prod_datacite_usage_stats.datasetsperformance_nonarray_view dp, "
                             + statsDB + ".result_pids rp, " + statsDB + ".datasource ds "
                             + "WHERE dp.period_from>=? AND dp.period_end<=? and rp.pid=ds_type and ds.id=? AND rp.id=? and ds.name=dp.platform "
-                            + "GROUP BY dp.ds_title, dp.yop, dp.platform, dp.access_method, dp.ds_type,rp.id, dp.period_from");
+                            + "GROUP BY dp.ds_title, dp.yop, dp.platform, dp.access_method, dp.ds_type,rp.id, dp.period_from limit 10");
                     st.setString(1, beginDateStr);
                     st.setString(2, endDateStr);
                     st.setString(3, repositoryIdentifier);
diff --git a/src/main/java/eu/dnetlib/usagestats/services/SushiLiteServiceImpl.java b/src/main/java/eu/dnetlib/usagestats/services/SushiLiteServiceImpl.java
index 3482c4e..5eb231f 100755
--- a/src/main/java/eu/dnetlib/usagestats/services/SushiLiteServiceImpl.java
+++ b/src/main/java/eu/dnetlib/usagestats/services/SushiLiteServiceImpl.java
@@ -57,202 +57,6 @@ public class SushiLiteServiceImpl implements SushiLiteService {
         this.usageStatsRepository = usageStatsRepository;
     }
 
-//    @Override
-//    public ReportResponseWrapper buildReport(String reportName, String release,
-//            String requestorId, String beginDate,
-//            String endDate, String repositoryIdentifier, String itemIdentifier,
-//            String itemDataType, String hasDoi, String granularity,
-//            String callback) {
-//
-//        List<COUNTER_Platform_Usage> reportItems = new ArrayList<>();
-//        List<SUSHI_Error_Model> reportExceptions = new ArrayList<>();
-//
-//        if (!granularity.equalsIgnoreCase("totals") && !granularity.equalsIgnoreCase("monthly")) {
-//            reportExceptions.add(new SUSHI_Error_Model("3062", "Warning", "Invalid ReportAttribute Value", "usagecounts.openaire.eu", "Granularity: \'" + granularity + "\' unknown. Defaulting to Monthly"));
-//            granularity = "Monthly";
-//        }
-//
-//        Date beginDateParsed;
-//        if (!beginDate.equals("")) {
-//            beginDateParsed = tryParse(beginDate);
-//            if (beginDateParsed != null && (granularity.toLowerCase().equals("monthly") || beginDate.length() == 7)) {
-//                Calendar temp = Calendar.getInstance();
-//                temp.setTime(beginDateParsed);
-//                temp.set(Calendar.DAY_OF_MONTH, temp.getActualMinimum(Calendar.DAY_OF_MONTH));
-//                beginDateParsed = temp.getTime();
-//            }
-//        } else {
-//            Calendar temp = Calendar.getInstance();
-//            temp.add(Calendar.MONTH, -1);
-//            temp.set(Calendar.DAY_OF_MONTH, temp.getActualMinimum(Calendar.DAY_OF_MONTH));
-//            beginDateParsed = temp.getTime();
-//            reportExceptions.add(new SUSHI_Error_Model("3021", "Warning", "Unspecified Date Arguments", "usagecounts.openaire.eu", "Begin Date set to default: " + new SimpleDateFormat("yyyy-MM-dd").format(beginDateParsed)));
-//        }
-//
-//        Date endDateParsed;
-//        if (!endDate.equals("")) {
-//            endDateParsed = tryParse(endDate);
-//            if (endDateParsed != null && (granularity.toLowerCase().equals("monthly") || endDate.length() == 7)) {
-//                Calendar temp = Calendar.getInstance();
-//                temp.setTime(endDateParsed);
-//                temp.set(Calendar.DAY_OF_MONTH, temp.getActualMaximum(Calendar.DAY_OF_MONTH));
-//                endDateParsed = temp.getTime();
-//            }
-//        } else {
-//            Calendar temp = Calendar.getInstance();
-//            temp.add(Calendar.MONTH, -1);
-//            temp.set(Calendar.DAY_OF_MONTH, temp.getActualMaximum(Calendar.DAY_OF_MONTH));
-//            endDateParsed = temp.getTime();
-//            reportExceptions.add(new SUSHI_Error_Model("3021", "Warning", "Unspecified Date Arguments", "usagecounts.openaire.eu", "End Date set to default: " + new SimpleDateFormat("yyyy-MM-dd").format(endDateParsed)));
-//        }
-//        //log.error("dates: " + beginDateParsed.toString() + " - " + endDateParsed.toString());
-//
-//        if (beginDateParsed == null) {
-//            reportExceptions.add(new SUSHI_Error_Model("3020", "Error", "Invalid Date Arguments", "usagecounts.openaire.eu", "Begin Date: " + beginDate + " is not a valid date"));
-//        }
-//        if (endDateParsed == null) {
-//            reportExceptions.add(new SUSHI_Error_Model("3020", "Error", "Invalid Date Arguments", "usagecounts.openaire.eu", "End Date: " + endDate + " is not a valid date"));
-//        }
-//        if (beginDateParsed != null && endDateParsed != null && !beginDateParsed.before(endDateParsed)) {
-//            reportExceptions.add(new SUSHI_Error_Model("3020", "Error", "Invalid Date Arguments", "usagecounts.openaire.eu", "BeginDate \'" + new SimpleDateFormat("yyyy-MM-dd").format(beginDateParsed) + "\' is greater than EndDate \'" + new SimpleDateFormat("yyyy-MM-dd").format(endDateParsed) + "\'"));
-//        }
-//
-//        String repoid = "";
-//        if (!repositoryIdentifier.equals("")) {
-//            repoid = usageStatsRepository.executeRepoId(repositoryIdentifier, reportName.toLowerCase());
-//            if (repoid.equals("-1")) {
-//                reportExceptions.add(new SUSHI_Error_Model("3060", "Error", "Invalid Filter Value", "usagecounts.openaire.eu", "RepositoryIdentifier: " + repositoryIdentifier + " is not valid"));
-//            }
-//        }
-//        String itemid = "";
-//        if (!itemIdentifier.equals("")) {
-//            String[] split = itemIdentifier.split(":");
-//            switch (split[0].toLowerCase()) {
-//                case "oid":
-//                    itemid = itemIdentifier;
-//                    break;
-//                case "doi":
-//                    itemid = itemIdentifier;
-//                    break;
-//                case "openaire":
-//                    itemid = itemIdentifier;
-//                    break;
-//                default:
-//                    reportExceptions.add(new SUSHI_Error_Model("3060", "Error", "Invalid Filter Value", "usagecounts.openaire.eu", "ItemIdentifier: " + itemIdentifier + " is not valid"));
-//                    itemid = "-1";
-//            }
-//        }
-//        if (itemid.equals("") && repoid.equals("") && !reportName.equalsIgnoreCase("rr1") && !reportName.equalsIgnoreCase("jr1")) {
-//            reportExceptions.add(new SUSHI_Error_Model("3070", "Error", "Required Filter Missing", "usagecounts.openaire.eu", "ItemIdentifier or RepositoryIdentifier must be supplied"));
-//        }
-//        if (reportName.equalsIgnoreCase("ar1")) {
-//            if (!itemid.equals("-1") && !repoid.equals("-1") && beginDateParsed != null && endDateParsed != null && beginDateParsed.before(endDateParsed)) {
-//                if (!itemid.equals("")) {
-//                    if (itemDataType.equalsIgnoreCase("") || itemDataType.equalsIgnoreCase("article")) {
-//                        usageStatsRepository.executeItem(reportItems, itemIdentifier, repoid, "Article", beginDateParsed, endDateParsed, granularity);
-//                        if (reportItems.isEmpty()) {
-//                            reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
-//                        }
-//                    } else {
-//                        reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
-//                    }
-//                } else if (!repoid.equals("")) {
-//                    usageStatsRepository.executeBatchItems(reportItems, repoid, "Article", beginDateParsed, endDateParsed, granularity);
-//                    if (reportItems.isEmpty()) {
-//                        reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
-//                    }
-//                }
-//            }
-//        } else if (reportName.equalsIgnoreCase("br1")) {
-//            if (!itemid.equals("-1") && !repoid.equals("-1") && beginDateParsed != null && endDateParsed != null && beginDateParsed.before(endDateParsed)) {
-//                if (!itemid.equals("")) {
-//                    if (itemDataType.equalsIgnoreCase("") || itemDataType.equalsIgnoreCase("book")) {
-//                        usageStatsRepository.executeItem(reportItems, itemIdentifier, repoid, "Book", beginDateParsed, endDateParsed, granularity);
-//                        if (reportItems.isEmpty()) {
-//                            reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
-//                        }
-//                    } else {
-//                        reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
-//                    }
-//                } else if (!repoid.equals("")) {
-//                    usageStatsRepository.executeBatchItems(reportItems, repoid, "Book", beginDateParsed, endDateParsed, granularity);
-//                    if (reportItems.isEmpty()) {
-//                        reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
-//                    }
-//                }
-//            }
-//        } else if (reportName.equalsIgnoreCase("br2")) {
-//            if (!itemid.equals("-1") && !repoid.equals("-1") && beginDateParsed != null && endDateParsed != null && beginDateParsed.before(endDateParsed)) {
-//                if (!itemid.equals("")) {
-//                    if (itemDataType.equalsIgnoreCase("") || itemDataType.equalsIgnoreCase("part of book or chapter of book")) {
-//                        usageStatsRepository.executeItem(reportItems, itemIdentifier, repoid, "Part of book or chapter of book", beginDateParsed, endDateParsed, granularity);
-//                        if (reportItems.isEmpty()) {
-//                            reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
-//                        }
-//                    } else {
-//                        reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
-//                    }
-//                } else if (!repoid.equals("")) {
-//                    usageStatsRepository.executeBatchItems(reportItems, repoid, "Part of book or chapter of book", beginDateParsed, endDateParsed, granularity);
-//                    if (reportItems.isEmpty()) {
-//                        reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
-//                    }
-//                }
-//            }
-//        } else if (reportName.equalsIgnoreCase("ir1")) {
-//            if (!itemid.equals("-1") && !repoid.equals("-1") && beginDateParsed != null && endDateParsed != null && beginDateParsed.before(endDateParsed)) {
-//                if (!itemid.equals("")) {
-//                    usageStatsRepository.executeItem(reportItems, itemIdentifier, repoid, itemDataType, beginDateParsed, endDateParsed, granularity);
-//                } else if (!repoid.equals("")) {
-//                    usageStatsRepository.executeBatchItems(reportItems, repoid, itemDataType, beginDateParsed, endDateParsed, granularity);
-//                }
-//                if (reportItems.isEmpty()) {
-//                    reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
-//                }
-//            }
-//        } else if (reportName.equalsIgnoreCase("rr1")) {
-//            if (!repoid.equals("-1") && beginDateParsed != null && endDateParsed != null && beginDateParsed.before(endDateParsed)) {
-//                usageStatsRepository.executeRepo(reportItems, repoid, itemDataType, beginDateParsed, endDateParsed, granularity);
-//            }
-//            if (reportItems.isEmpty()) {
-//                reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
-//            }
-//        } else if (reportName.equalsIgnoreCase("jr1")) {
-//            if (!repoid.equals("-1") && beginDateParsed != null && endDateParsed != null && beginDateParsed.before(endDateParsed)) {
-//                usageStatsRepository.executeJournal(reportItems, repoid, itemDataType, beginDateParsed, endDateParsed, granularity);
-//            }
-//            if (reportItems.isEmpty()) {
-//                reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
-//            }
-//        } else if (reportName.equals("")) {
-//            reportExceptions.add(new SUSHI_Error_Model("3050", "Error", "usagecounts.openaire.eu", "Report argument is missing", "You must supply a Report argument"));
-//        } else {
-//            reportExceptions.add(new SUSHI_Error_Model("3000", "Error", "usagecounts.openaire.eu", "Report " + reportName + " not supported", "Supported reports: AR1, IR1, RR1, BR1, BR2"));
-//        }
-//
-//        ReportResponse reportResponse = new ReportResponse(reportName, release, requestorId, beginDate, endDate,
-//                repositoryIdentifier, itemIdentifier, itemDataType, hasDoi, granularity, callback, reportItems, reportExceptions);
-//
-//        return new ReportResponseWrapper(reportResponse);
-//    }
-//    @Override
-//    public String displayReport(String reportName, String release,
-//            String requestorId, String beginDate, String endDate,
-//            String repositoryIdentifier, String itemIdentifier,
-//            String itemDataType, String hasDoi, String granularity,
-//            String callback, String pretty) {
-//        ObjectMapper objectMapper = new ObjectMapper();
-//        try {
-//            if (pretty.equalsIgnoreCase("pretty")) {
-//                return "<pre>" + objectMapper.writerWithDefaultPrettyPrinter().writeValueAsString(buildReport(reportName, release, requestorId, beginDate, endDate, repositoryIdentifier, itemIdentifier, itemDataType, hasDoi, granularity, callback)).replaceAll("/", "\\\\/") + "</pre>";
-//            }
-//            return objectMapper.writeValueAsString(buildReport(reportName, release, requestorId, beginDate, endDate, repositoryIdentifier, itemIdentifier, itemDataType, hasDoi, granularity, callback)).replaceAll("/", "\\\\/");
-//        } catch (Exception e) {
-//            e.printStackTrace();
-//            return null;
-//        }
-//        //return report.getReport(reportP, release, requestorId, beginDate, endDate, repositoryIdentifier, itemIdentifier, itemDataType, hasDoi, granularity, callback, pretty);
-//    }
     private Date tryParse(String dateString) {
         try {
             if (dateString.length() == 7) {
@@ -294,12 +98,15 @@ public class SushiLiteServiceImpl implements SushiLiteService {
         ObjectMapper objectMapper = new ObjectMapper();
         try {
             if (buildReportStatus() != null) {
-                return "<pre>" + objectMapper.writerWithDefaultPrettyPrinter().writeValueAsString(buildReportStatus()) + "</pre>";
+//                return "<pre>" + objectMapper.writerWithDefaultPrettyPrinter().writeValueAsString(buildReportStatus()) + "</pre>";
+                return objectMapper.writer().writeValueAsString(buildReportStatus());
             } else {
                 ZonedDateTime dateTime = ZonedDateTime.now(); // Gets the current date and time, with your default time-zone
                 DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ss'Z'");
                 SUSHI_Error_Model errorModel = new SUSHI_Error_Model("1000", "Fatal", "Service Not Available", "usagecounts.openaire.eu", "Request was for: " + dateTime.format(formatter));
-                return "<pre>" + objectMapper.writerWithDefaultPrettyPrinter().writeValueAsString(errorModel) + "</pre>";
+//                return "<pre>" + objectMapper.writerWithDefaultPrettyPrinter().writeValueAsString(errorModel) + "</pre>";
+                return objectMapper.writer().writeValueAsString(errorModel);
+
             }
         } catch (JsonProcessingException ex) {
             java.util.logging.Logger.getLogger(SushiLiteServiceImpl.class.getName()).log(Level.SEVERE, null, ex);
@@ -333,7 +140,8 @@ public class SushiLiteServiceImpl implements SushiLiteService {
     public String displayReportsSupported() {
         ObjectMapper objectMapper = new ObjectMapper();
         try {
-            return "<pre>" + objectMapper.writerWithDefaultPrettyPrinter().writeValueAsString(buildReportSupported()) + "</pre>";
+//            return "<pre>" + objectMapper.writerWithDefaultPrettyPrinter().writeValueAsString(buildReportSupported()) + "</pre>";
+            return objectMapper.writer().writeValueAsString(buildReportSupported());
         } catch (JsonProcessingException ex) {
             java.util.logging.Logger.getLogger(SushiLiteServiceImpl.class.getName()).log(Level.SEVERE, null, ex);
         }
@@ -425,9 +233,6 @@ public class SushiLiteServiceImpl implements SushiLiteService {
             reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
         }
 
-//        if (reportExceptions.size() == 0) {
-//            reportExceptions = null;
-//        }
         COUNTER_Platform_Report reportPr = new COUNTER_Platform_Report(dateTime.format(formatter), customerID, reportID, reportName, institutionName, institutionIdD, reportExceptions, reportFilters, reportItems);
 
         log.info("Total report items " + reportItems.size());
@@ -599,31 +404,26 @@ public class SushiLiteServiceImpl implements SushiLiteService {
   
             // Calucalte time difference
             // in milliseconds
-            beginDateParsed = tryParse(beginDate);
-            Calendar temp = Calendar.getInstance();
-            temp.setTime(beginDateParsed);
-            temp.set(Calendar.DAY_OF_MONTH, temp.getActualMaximum(Calendar.DAY_OF_MONTH));
-            beginDateParsed = temp.getTime();
+//            beginDateParsed = tryParse(beginDate);
+//            Calendar temp = Calendar.getInstance();
+//            temp.setTime(beginDateParsed);
+//            temp.set(Calendar.DAY_OF_MONTH, temp.getActualMaximum(Calendar.DAY_OF_MONTH));
+//            beginDateParsed = temp.getTime();
+//
+//
+//            endDateParsed = tryParse(endDate);
+//            Calendar temp1 = Calendar.getInstance();
+//            temp1.setTime(endDateParsed);
+//            temp1.set(Calendar.DAY_OF_MONTH, temp1.getActualMaximum(Calendar.DAY_OF_MONTH));
+//            endDateParsed = temp1.getTime();
 
-
-            endDateParsed = tryParse(endDate);
-            Calendar temp1 = Calendar.getInstance();
-            temp1.setTime(endDateParsed);
-            temp1.set(Calendar.DAY_OF_MONTH, temp1.getActualMaximum(Calendar.DAY_OF_MONTH));
-            endDateParsed = temp1.getTime();
-            
             long difference_In_Time
                 = endDateParsed.getTime() - beginDateParsed.getTime();
-            long difference_In_Years = (difference_In_Time/ (1000 * 60 * 60 * 24));  
+            long difference_In_Years = (difference_In_Time/ (1000 * 60 * 60 * 24));
 
             if(difference_In_Years>365)
-                reportExceptions.add(new SUSHI_Error_Model("4000", "Notice", "Requested Period for more than a year not allowed", "usagecounts.openaire.eu", "Contact usagecounts@openaire.eu for longer period"));                
-//        if (beginDateParsed == null) {
-//            reportExceptions.add(new SUSHI_Error_Model("3020", "Error", "Invalid Date Arguments", "usagecounts.openaire.eu", "Begin Date: " + beginDate + " is not a valid date"));
-//        }
-//        if (endDateParsed == null) {
-//            reportExceptions.add(new SUSHI_Error_Model("3020", "Error", "Invalid Date Arguments", "usagecounts.openaire.eu", "End Date: " + endDate + " is not a valid date"));
-//        }
+                reportExceptions.add(new SUSHI_Error_Model("4000", "Notice", "Requested Period for more than a year not allowed", "usagecounts.openaire.eu", "Contact usagecounts@openaire.eu for longer period"));
+
         if (beginDateParsed != null && endDateParsed != null && !beginDateParsed.before(endDateParsed)) {
             reportExceptions.add(new SUSHI_Error_Model("3020", "Error", "Invalid Date Arguments", "usagecounts.openaire.eu", "BeginDate \'" + new SimpleDateFormat("yyyy-MM-dd").format(beginDateParsed) + "\' is greater than EndDate \'" + new SimpleDateFormat("yyyy-MM-dd").format(endDateParsed) + "\'"));
         }
@@ -634,12 +434,6 @@ public class SushiLiteServiceImpl implements SushiLiteService {
         if(repoID.equals(""))
             institutionName=null;
 
-        //if (!repositoryIdentifier.equals("")) {
-        //  repoid = usageStatsRepository.getInstitutionID(repositoryIdentifier);
-//        if (repositoryIdentifier.equals("-1")) {
-//            reportExceptions.add(new SUSHI_Error_Model("3060", "Error", "Invalid Filter Value", "usagecounts.openaire.eu", "RepositoryIdentifier: " + repoID + " is not valid"));
-//        }
-        //}
         String itemid = "";
         if (!itemIdentifier.equals("")) {
             String[] split = itemIdentifier.split(":");
@@ -699,12 +493,6 @@ public class SushiLiteServiceImpl implements SushiLiteService {
         if (reportItems.isEmpty()) {
             reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
         }
-        //} else if (reportName.equals("")) {
-        //   reportExceptions.add(new SUSHI_Error_Model("3050", "Error", "usagecounts.openaire.eu", "Report argument is missing", "You must supply a Report argument"));
-        //} else {
-        //    reportExceptions.add(new SUSHI_Error_Model("3000", "Error", "usagecounts.openaire.eu", "Report " + reportName + " not supported", "Supported reports: AR1, IR1, RR1, BR1, BR2"));
-        //}
-
         if (reportExceptions.isEmpty()) {
             reportExceptions = null;
         }
@@ -847,73 +635,9 @@ public class SushiLiteServiceImpl implements SushiLiteService {
             }
         }
 
-//        }
-//        //} else if (reportName.equalsIgnoreCase("br1")) {
-//        if (!itemid.equals("-1") && !repoid.equals("-1") && beginDateParsed != null && endDateParsed != null && beginDateParsed.before(endDateParsed)) {
-//            if (!itemid.equals("")) {
-//                if (dataType.equalsIgnoreCase("") || dataType.equalsIgnoreCase("book")) {
-//                    usageStatsRepository.executeItem(reportItems, itemIdentifier, repoid, "Book", beginDateParsed, endDateParsed, granularity);
-//                    if (reportItems.isEmpty()) {
-//                        reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
-//                    }
-//                } else {
-//                    reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
-//                }
-//            } else if (!repoid.equals("")) {
-//                usageStatsRepository.executeBatchItems(reportItems, repoid, "Book", beginDateParsed, endDateParsed, granularity);
-//                if (reportItems.isEmpty()) {
-//                    reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
-//                }
-//            }
-//        }
-//        //} 
-//        if (!itemid.equals("-1") && !repoid.equals("-1") && beginDateParsed != null && endDateParsed != null && beginDateParsed.before(endDateParsed)) {
-//            if (!itemid.equals("")) {
-//                if (dataType.equalsIgnoreCase("") || dataType.equalsIgnoreCase("part of book or chapter of book")) {
-//                    usageStatsRepository.executeItem(reportItems, itemIdentifier, repoid, "Part of book or chapter of book", beginDateParsed, endDateParsed, granularity);
-//                    if (reportItems.isEmpty()) {
-//                        reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
-//                    }
-//                } else {
-//                    reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
-//                }
-//            } else if (!repoid.equals("")) {
-//                usageStatsRepository.executeBatchItems(reportItems, repoid, "Part of book or chapter of book", beginDateParsed, endDateParsed, granularity);
-//                if (reportItems.isEmpty()) {
-//                    reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
-//                }
-//            }
-//        }
-//        //else if (reportName.equalsIgnoreCase("ir1")) {
-//        if (!itemid.equals("-1") && !repoid.equals("-1") && beginDateParsed != null && endDateParsed != null && beginDateParsed.before(endDateParsed)) {
-//            if (!itemid.equals("")) {
-//                usageStatsRepository.executeItem(reportItems, itemIdentifier, repoid, dataType, beginDateParsed, endDateParsed, granularity);
-//            } else if (!repoid.equals("")) {
-//                usageStatsRepository.executeBatchItems(reportItems, repoid, dataType, beginDateParsed, endDateParsed, granularity);
-//            }
-//            if (reportItems.isEmpty()) {
-//                reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
-//            }
-//        }
-//        //} else if (reportName.equalsIgnoreCase("rr1")) {
-//        if (!repoid.equals("-1") && beginDateParsed != null && endDateParsed != null && beginDateParsed.before(endDateParsed)) {
-//            usageStatsRepository.executeRepo(reportItems, repoid, dataType, beginDateParsed, endDateParsed, granularity);
-//        }
-//        if (reportItems.isEmpty()) {
-//            reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
-//        }
-//        //} else if (reportName.equalsIgnoreCase("jr1")) {
-//        if (!repoid.equals("-1") && beginDateParsed != null && endDateParsed != null && beginDateParsed.before(endDateParsed)) {
-//            usageStatsRepository.executeJournal(reportItems, repoid, dataType, beginDateParsed, endDateParsed, granularity);
-//        }
         if (reportItems.isEmpty()) {
             reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
         }
-        //} else if (reportName.equals("")) {
-        //   reportExceptions.add(new SUSHI_Error_Model("3050", "Error", "usagecounts.openaire.eu", "Report argument is missing", "You must supply a Report argument"));
-        //} else {
-        //    reportExceptions.add(new SUSHI_Error_Model("3000", "Error", "usagecounts.openaire.eu", "Report " + reportName + " not supported", "Supported reports: AR1, IR1, RR1, BR1, BR2"));
-        //}
 
         if (reportExceptions.size() == 0) {
             reportExceptions = null;
@@ -923,83 +647,6 @@ public class SushiLiteServiceImpl implements SushiLiteService {
 
         return reportResponse;
     }
-//    @Override
-//    public COUNTER_Title_Report buildReportIR(String customerID, String repositoryIdentifier, String itemIdentifier, String beginDate,
-//            String endDate, String metricType, String dataType, String granularity) {
-//        List<SUSHI_Error_Model> reportExceptions = new ArrayList<>();
-//        ZonedDateTime dateTime = ZonedDateTime.now(); // Gets the current date and time, with your default time-zone
-//        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ss'Z'");
-//        //Display Report Created Day
-//
-//        repositoryIdentifier = usageStatsRepository.getInstitutionID(repositoryIdentifier);
-//
-//        Date beginDateParsed;
-//        if (!beginDate.equals("")) {
-//            beginDateParsed = tryParse(beginDate);
-//            if (beginDateParsed != null && (granularity.toLowerCase().equals("monthly") || beginDate.length() == 7)) {
-//                Calendar temp = Calendar.getInstance();
-//                temp.setTime(beginDateParsed);
-//                temp.set(Calendar.DAY_OF_MONTH, temp.getActualMinimum(Calendar.DAY_OF_MONTH));
-//                beginDateParsed = temp.getTime();
-//            }
-//        } else {
-//            Calendar temp = Calendar.getInstance();
-//            temp.add(Calendar.MONTH, -1);
-//            temp.set(Calendar.DAY_OF_MONTH, temp.getActualMinimum(Calendar.DAY_OF_MONTH));
-//            beginDateParsed = temp.getTime();
-//            reportExceptions.add(new SUSHI_Error_Model("3021", "Warning", "usagecounts.openaire.eu", "Unspecified Date Arguments", "Begin Date set to default: " + new SimpleDateFormat("yyyy-MM-dd").format(beginDateParsed)));
-//        }
-//
-//        Date endDateParsed;
-//        if (!endDate.equals("")) {
-//            endDateParsed = tryParse(endDate);
-//            if (endDateParsed != null && (granularity.toLowerCase().equals("monthly") || endDate.length() == 7)) {
-//                Calendar temp = Calendar.getInstance();
-//                temp.setTime(endDateParsed);
-//                temp.set(Calendar.DAY_OF_MONTH, temp.getActualMaximum(Calendar.DAY_OF_MONTH));
-//                endDateParsed = temp.getTime();
-//            }
-//        } else {
-//            Calendar temp = Calendar.getInstance();
-//            temp.add(Calendar.MONTH, -1);
-//            temp.set(Calendar.DAY_OF_MONTH, temp.getActualMaximum(Calendar.DAY_OF_MONTH));
-//            endDateParsed = temp.getTime();
-//            reportExceptions.add(new SUSHI_Error_Model("3021", "Warning", "usagecounts.openaire.eu", "Unspecified Date Arguments", "End Date set to default: " + new SimpleDateFormat("yyyy-MM-dd").format(endDateParsed)));
-//        }
-//        //log.error("dates: " + beginDateParsed.toString() + " - " + endDateParsed.toString());
-//
-//        if (beginDateParsed == null) {
-//            reportExceptions.add(new SUSHI_Error_Model("3020", "Error", "usagecounts.openaire.eu", "Invalid Date Arguments", "Begin Date: " + beginDate + " is not a valid date"));
-//        }
-//        if (endDateParsed == null) {
-//            reportExceptions.add(new SUSHI_Error_Model("3020", "Error", "usagecounts.openaire.eu", "Invalid Date Arguments", "End Date: " + endDate + " is not a valid date"));
-//        }
-//        if (beginDateParsed != null && endDateParsed != null && !beginDateParsed.before(endDateParsed)) {
-//            reportExceptions.add(new SUSHI_Error_Model("3020", "Error", "usagecounts.openaire.eu", "Invalid Date Arguments", "BeginDate \'" + new SimpleDateFormat("yyyy-MM-dd").format(beginDateParsed) + "\' is greater than EndDate \'" + new SimpleDateFormat("yyyy-MM-dd").format(endDateParsed) + "\'"));
-//        }
-//
-//        List<Filter> reportFilters = new ArrayList();
-//        reportFilters.add(new Filter("BeginDate", beginDate));
-//        reportFilters.add(new Filter("EndDate", endDate));
-//        String reportID = "ΤR";
-//        String reportName = "Title Master Report";
-//        String institutionName = usageStatsRepository.getInstitutionName(repositoryIdentifier);
-//        List<SUSHI_Org_Identifiers> institutionIdD = new ArrayList();
-//        institutionIdD.add(new SUSHI_Org_Identifiers("Openaire", repositoryIdentifier));
-//
-//        List<COUNTER_Platform_Usage> reportItems = new ArrayList();
-//        usageStatsRepository.executeBatchItemsTR(reportItems, repositoryIdentifier, itemIdentifier,beginDateParsed, endDateParsed, metricType, dataType, granularity);
-//        
-//         if (reportItems.isEmpty()) {
-//            reportExceptions.add(new SUSHI_Error_Model("3030", "Error", "usagecounts.openaire.eu", "No Usage Available for Requested Dates", "Service did not find any data"));
-//        }
-//
-//        if (reportExceptions.size() == 0) {
-//            reportExceptions = null;
-//        }
-//        COUNTER_Title_Report reportTR = new COUNTER_Title_Report(dateTime.format(formatter), customerID, reportID, reportName, institutionName, institutionIdD, reportExceptions, reportFilters, reportItems);
-//        return reportTR;
-//    }
 
     @Override
     public String displayReportPR(String customerID, String repositoryIdentifier, String beginDate,
@@ -1009,7 +656,8 @@ public class SushiLiteServiceImpl implements SushiLiteService {
 
         try {
             if (reportForCompression == false) {
-                return "<pre>" + objectMapper.writerWithDefaultPrettyPrinter().writeValueAsString(report) + "</pre>";
+//                return "<pre>" + objectMapper.writerWithDefaultPrettyPrinter().writeValueAsString(report) + "</pre>";
+                return objectMapper.writer().writeValueAsString(report) ;
             } else {
                 log.info((beginDate + " " + endDate));
                 try {
@@ -1065,8 +713,8 @@ public class SushiLiteServiceImpl implements SushiLiteService {
         ObjectMapper objectMapper = new ObjectMapper();
         log.info((beginDate + " " + endDate));
         try {
-            return "<pre>" + objectMapper.writerWithDefaultPrettyPrinter().writeValueAsString(buildReportPR_P1(customerID, repositoryIdentifier, beginDate, endDate)) + "</pre>";
-
+//            return "<pre>" + objectMapper.writerWithDefaultPrettyPrinter().writeValueAsString(buildReportPR_P1(customerID, repositoryIdentifier, beginDate, endDate)) + "</pre>";
+            return objectMapper.writer().writeValueAsString(buildReportPR_P1(customerID, repositoryIdentifier, beginDate, endDate));
         } catch (JsonProcessingException ex) {
             java.util.logging.Logger.getLogger(SushiLiteServiceImpl.class
                     .getName()).log(Level.SEVERE, null, ex);
@@ -1086,7 +734,8 @@ public class SushiLiteServiceImpl implements SushiLiteService {
         try {
             COUNTER_Item_Report report = buildReportIR(customerID, repositoryIdentifier, itemIdentifier, beginDate, endDate, metricType, dataType, granularity);
             if (reportForCompression == false) {
-                return "<pre>" + objectMapper.writerWithDefaultPrettyPrinter().writeValueAsString(report) + "</pre>";
+//                return "<pre>" + objectMapper.writerWithDefaultPrettyPrinter().writeValueAsString(report) + "</pre>";
+                return objectMapper.writer().writeValueAsString(report);
             } else {
                 log.info((beginDate + " " + endDate));
 
@@ -1145,7 +794,8 @@ public class SushiLiteServiceImpl implements SushiLiteService {
         try {
             COUNTER_Dataset_Report report = buildReportDSR(customerID, repositoryIdentifier, itemIdentifier, beginDate, endDate, metricType, granularity);
             if (reportForCompression == false) {
-                return "<pre>" + objectMapper.writerWithDefaultPrettyPrinter().writeValueAsString(report) + "</pre>";
+//                return "<pre>" + objectMapper.writerWithDefaultPrettyPrinter().writeValueAsString(report) + "</pre>";
+                return objectMapper.writer().writeValueAsString(report);
             } else {
                 log.info((beginDate + " " + endDate));
 
@@ -1204,8 +854,8 @@ public class SushiLiteServiceImpl implements SushiLiteService {
     public String displayConsortiumMemberList() {
         ObjectMapper objectMapper = new ObjectMapper();
         try {
-            return "<pre>" + objectMapper.writerWithDefaultPrettyPrinter().writeValueAsString(buildMembersList()) + "</pre>";
-
+//            return "<pre>" + objectMapper.writerWithDefaultPrettyPrinter().writeValueAsString(buildMembersList()) + "</pre>";
+            return objectMapper.writer().writeValueAsString(buildMembersList());
         } catch (Exception ex) {
             java.util.logging.Logger.getLogger(SushiLiteServiceImpl.class
                     .getName()).log(Level.SEVERE, null, ex);
diff --git a/src/main/java/eu/dnetlib/usagestats/services/SushiLiteServiceImplSample.java b/src/main/java/eu/dnetlib/usagestats/services/SushiLiteServiceImplSample.java
index 3482c4e..917738e 100755
--- a/src/main/java/eu/dnetlib/usagestats/services/SushiLiteServiceImplSample.java
+++ b/src/main/java/eu/dnetlib/usagestats/services/SushiLiteServiceImplSample.java
@@ -3,25 +3,13 @@ package eu.dnetlib.usagestats.services;
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import eu.dnetlib.usagestats.repositories.UsageStatsRepository;
-import eu.dnetlib.usagestats.sushilite.domain.Alert;
-import eu.dnetlib.usagestats.sushilite.domain.COUNTER_Dataset_Report;
-import eu.dnetlib.usagestats.sushilite.domain.COUNTER_Dataset_Usage;
-import eu.dnetlib.usagestats.sushilite.domain.COUNTER_Item_Report;
-import eu.dnetlib.usagestats.sushilite.domain.COUNTER_Item_Usage;
-import eu.dnetlib.usagestats.sushilite.domain.Filter;
-import eu.dnetlib.usagestats.sushilite.domain.SUSHI_Org_Identifiers;
-import eu.dnetlib.usagestats.sushilite.domain.COUNTER_Platform_Usage;
-import eu.dnetlib.usagestats.sushilite.domain.SUSHI_Error_Model;
-import eu.dnetlib.usagestats.sushilite.domain.COUNTER_Platform_Report;
-import eu.dnetlib.usagestats.sushilite.domain.SUSHI_Service_Status;
-import eu.dnetlib.usagestats.sushilite.domain.SUSHI_Report_List;
-import java.io.BufferedWriter;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileOutputStream;
-import java.io.FileWriter;
+import eu.dnetlib.usagestats.repositories.UsageStatsRepositorySample;
+import eu.dnetlib.usagestats.sushilite.domain.*;
+import org.apache.log4j.Logger;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Service;
 
+import java.io.*;
 import java.text.SimpleDateFormat;
 import java.time.ZonedDateTime;
 import java.time.format.DateTimeFormatter;
@@ -32,13 +20,11 @@ import java.util.List;
 import java.util.logging.Level;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipOutputStream;
-import org.apache.log4j.Logger;
-import org.springframework.beans.factory.annotation.Value;
 
 @Service
-public class SushiLiteServiceImpl implements SushiLiteService {
+public class SushiLiteServiceImplSample implements SushiLiteServiceSample {
 
-    private final UsageStatsRepository usageStatsRepository;
+    private final UsageStatsRepositorySample usageStatsRepository;
 
     private final Logger log = Logger.getLogger(this.getClass());
 
@@ -53,7 +39,7 @@ public class SushiLiteServiceImpl implements SushiLiteService {
 
     boolean reportForCompression = false;
 
-    public SushiLiteServiceImpl(UsageStatsRepository usageStatsRepository) {
+    public SushiLiteServiceImplSample(UsageStatsRepositorySample usageStatsRepository) {
         this.usageStatsRepository = usageStatsRepository;
     }
 
@@ -359,7 +345,7 @@ public class SushiLiteServiceImpl implements SushiLiteService {
         Date beginDateParsed;
         if (!beginDate.equals("")) {
             beginDateParsed = tryParse(beginDate);
-            if (beginDateParsed != null && (granularity.toLowerCase().equals("monthly") || beginDate.length() == 7)) {
+            if (beginDateParsed != null && (granularity.equalsIgnoreCase("monthly") || beginDate.length() == 7)) {
                 Calendar temp = Calendar.getInstance();
                 temp.setTime(beginDateParsed);
                 temp.set(Calendar.DAY_OF_MONTH, temp.getActualMinimum(Calendar.DAY_OF_MONTH));
@@ -378,7 +364,7 @@ public class SushiLiteServiceImpl implements SushiLiteService {
         Date endDateParsed;
         if (!endDate.equals("")) {
             endDateParsed = tryParse(endDate);
-            if (endDateParsed != null && (granularity.toLowerCase().equals("monthly") || endDate.length() == 7)) {
+            if (endDateParsed != null && (granularity.equalsIgnoreCase("monthly") || endDate.length() == 7)) {
                 Calendar temp = Calendar.getInstance();
                 temp.setTime(endDateParsed);
                 temp.set(Calendar.DAY_OF_MONTH, temp.getActualMaximum(Calendar.DAY_OF_MONTH));
@@ -402,7 +388,7 @@ public class SushiLiteServiceImpl implements SushiLiteService {
             reportExceptions.add(new SUSHI_Error_Model("3020", "Error", "usagecounts.openaire.eu", "Invalid Date Arguments", "End Date: " + endDate + " is not a valid date"));
         }
         if (beginDateParsed != null && endDateParsed != null && !beginDateParsed.before(endDateParsed)) {
-            reportExceptions.add(new SUSHI_Error_Model("3020", "Error", "usagecounts.openaire.eu", "Invalid Date Arguments", "BeginDate \'" + new SimpleDateFormat("yyyy-MM-dd").format(beginDateParsed) + "\' is greater than EndDate \'" + new SimpleDateFormat("yyyy-MM-dd").format(endDateParsed) + "\'"));
+            reportExceptions.add(new SUSHI_Error_Model("3020", "Error", "usagecounts.openaire.eu", "Invalid Date Arguments", "BeginDate '" + new SimpleDateFormat("yyyy-MM-dd").format(beginDateParsed) + "' is greater than EndDate '" + new SimpleDateFormat("yyyy-MM-dd").format(endDateParsed) + "'"));
         }
 
         List<Filter> reportFilters = new ArrayList();
@@ -459,7 +445,7 @@ public class SushiLiteServiceImpl implements SushiLiteService {
         Date beginDateParsed;
         if (!beginDate.equals("")) {
             beginDateParsed = tryParse(beginDate);
-            if (beginDateParsed != null && (granularity.toLowerCase().equals("monthly") || beginDate.length() == 7)) {
+            if (beginDateParsed != null && (granularity.equalsIgnoreCase("monthly") || beginDate.length() == 7)) {
                 Calendar temp = Calendar.getInstance();
                 temp.setTime(beginDateParsed);
                 temp.set(Calendar.DAY_OF_MONTH, temp.getActualMinimum(Calendar.DAY_OF_MONTH));
@@ -476,7 +462,7 @@ public class SushiLiteServiceImpl implements SushiLiteService {
         Date endDateParsed;
         if (!endDate.equals("")) {
             endDateParsed = tryParse(endDate);
-            if (endDateParsed != null && (granularity.toLowerCase().equals("monthly") || endDate.length() == 7)) {
+            if (endDateParsed != null && (granularity.equalsIgnoreCase("monthly") || endDate.length() == 7)) {
                 Calendar temp = Calendar.getInstance();
                 temp.setTime(endDateParsed);
                 temp.set(Calendar.DAY_OF_MONTH, temp.getActualMaximum(Calendar.DAY_OF_MONTH));
@@ -498,7 +484,7 @@ public class SushiLiteServiceImpl implements SushiLiteService {
             reportExceptions.add(new SUSHI_Error_Model("3020", "Error", "usagecounts.openaire.eu", "Invalid Date Arguments", "End Date: " + endDate + " is not a valid date"));
         }
         if (beginDateParsed != null && endDateParsed != null && !beginDateParsed.before(endDateParsed)) {
-            reportExceptions.add(new SUSHI_Error_Model("3020", "Error", "usagecounts.openaire.eu", "Invalid Date Arguments", "BeginDate \'" + new SimpleDateFormat("yyyy-MM-dd").format(beginDateParsed) + "\' is greater than EndDate \'" + new SimpleDateFormat("yyyy-MM-dd").format(endDateParsed) + "\'"));
+            reportExceptions.add(new SUSHI_Error_Model("3020", "Error", "usagecounts.openaire.eu", "Invalid Date Arguments", "BeginDate '" + new SimpleDateFormat("yyyy-MM-dd").format(beginDateParsed) + "' is greater than EndDate '" + new SimpleDateFormat("yyyy-MM-dd").format(endDateParsed) + "'"));
         }
 
         List<Filter> reportFilters = new ArrayList();
@@ -554,14 +540,14 @@ public class SushiLiteServiceImpl implements SushiLiteService {
             orgIdentifiers.add(new SUSHI_Org_Identifiers("Openaire", repositoryIdentifier));
 
         if (!granularity.equalsIgnoreCase("totals") && !granularity.equalsIgnoreCase("monthly")) {
-            reportExceptions.add(new SUSHI_Error_Model("3062", "Warning", "Invalid ReportAttribute Value", "usagecounts.openaire.eu", "Granularity: \'" + granularity + "\' unknown. Defaulting to Monthly"));
+            reportExceptions.add(new SUSHI_Error_Model("3062", "Warning", "Invalid ReportAttribute Value", "usagecounts.openaire.eu", "Granularity: '" + granularity + "' unknown. Defaulting to Monthly"));
             granularity = "Monthly";
         }
 
         Date beginDateParsed;
         if (!beginDate.equals("")) {
             beginDateParsed = tryParse(beginDate);
-            if (beginDateParsed != null && (granularity.toLowerCase().equals("monthly") || beginDate.length() == 7)) {
+            if (beginDateParsed != null && (granularity.equalsIgnoreCase("monthly") || beginDate.length() == 7)) {
                 Calendar temp = Calendar.getInstance();
                 temp.setTime(beginDateParsed);
                 temp.set(Calendar.DAY_OF_MONTH, temp.getActualMinimum(Calendar.DAY_OF_MONTH));
@@ -580,7 +566,7 @@ public class SushiLiteServiceImpl implements SushiLiteService {
         Date endDateParsed;
         if (!endDate.equals("")) {
             endDateParsed = tryParse(endDate);
-            if (endDateParsed != null && (granularity.toLowerCase().equals("monthly") || endDate.length() == 7)) {
+            if (endDateParsed != null && (granularity.equalsIgnoreCase("monthly") || endDate.length() == 7)) {
                 Calendar temp = Calendar.getInstance();
                 temp.setTime(endDateParsed);
                 temp.set(Calendar.DAY_OF_MONTH, temp.getActualMaximum(Calendar.DAY_OF_MONTH));
@@ -597,21 +583,21 @@ public class SushiLiteServiceImpl implements SushiLiteService {
         }
 
   
-            // Calucalte time difference
-            // in milliseconds
-            beginDateParsed = tryParse(beginDate);
-            Calendar temp = Calendar.getInstance();
-            temp.setTime(beginDateParsed);
-            temp.set(Calendar.DAY_OF_MONTH, temp.getActualMaximum(Calendar.DAY_OF_MONTH));
-            beginDateParsed = temp.getTime();
-
-
-            endDateParsed = tryParse(endDate);
-            Calendar temp1 = Calendar.getInstance();
-            temp1.setTime(endDateParsed);
-            temp1.set(Calendar.DAY_OF_MONTH, temp1.getActualMaximum(Calendar.DAY_OF_MONTH));
-            endDateParsed = temp1.getTime();
-            
+//            // Calucalte time difference
+//            // in milliseconds
+//            beginDateParsed = tryParse(beginDate);
+//            Calendar temp = Calendar.getInstance();
+//            temp.setTime(beginDateParsed);
+//            temp.set(Calendar.DAY_OF_MONTH, temp.getActualMaximum(Calendar.DAY_OF_MONTH));
+//            beginDateParsed = temp.getTime();
+//
+//
+//            endDateParsed = tryParse(endDate);
+//            Calendar temp1 = Calendar.getInstance();
+//            temp1.setTime(endDateParsed);
+//            temp1.set(Calendar.DAY_OF_MONTH, temp1.getActualMaximum(Calendar.DAY_OF_MONTH));
+//            endDateParsed = temp1.getTime();
+//
             long difference_In_Time
                 = endDateParsed.getTime() - beginDateParsed.getTime();
             long difference_In_Years = (difference_In_Time/ (1000 * 60 * 60 * 24));  
@@ -625,7 +611,7 @@ public class SushiLiteServiceImpl implements SushiLiteService {
 //            reportExceptions.add(new SUSHI_Error_Model("3020", "Error", "Invalid Date Arguments", "usagecounts.openaire.eu", "End Date: " + endDate + " is not a valid date"));
 //        }
         if (beginDateParsed != null && endDateParsed != null && !beginDateParsed.before(endDateParsed)) {
-            reportExceptions.add(new SUSHI_Error_Model("3020", "Error", "Invalid Date Arguments", "usagecounts.openaire.eu", "BeginDate \'" + new SimpleDateFormat("yyyy-MM-dd").format(beginDateParsed) + "\' is greater than EndDate \'" + new SimpleDateFormat("yyyy-MM-dd").format(endDateParsed) + "\'"));
+            reportExceptions.add(new SUSHI_Error_Model("3020", "Error", "Invalid Date Arguments", "usagecounts.openaire.eu", "BeginDate '" + new SimpleDateFormat("yyyy-MM-dd").format(beginDateParsed) + "' is greater than EndDate '" + new SimpleDateFormat("yyyy-MM-dd").format(endDateParsed) + "'"));
         }
 
         String institutionName=null;
@@ -741,14 +727,14 @@ public class SushiLiteServiceImpl implements SushiLiteService {
         orgIdentifiers.add(new SUSHI_Org_Identifiers("Openaire", repositoryIdentifier));
 
         if (!granularity.equalsIgnoreCase("totals") && !granularity.equalsIgnoreCase("monthly")) {
-            reportExceptions.add(new SUSHI_Error_Model("3062", "Warning", "Invalid ReportAttribute Value", "usagecounts.openaire.eu", "Granularity: \'" + granularity + "\' unknown. Defaulting to Monthly"));
+            reportExceptions.add(new SUSHI_Error_Model("3062", "Warning", "Invalid ReportAttribute Value", "usagecounts.openaire.eu", "Granularity: '" + granularity + "' unknown. Defaulting to Monthly"));
             granularity = "Monthly";
         }
 
         Date beginDateParsed;
         if (!beginDate.equals("")) {
             beginDateParsed = tryParse(beginDate);
-            if (beginDateParsed != null && (granularity.toLowerCase().equals("monthly") || beginDate.length() == 7)) {
+            if (beginDateParsed != null && (granularity.equalsIgnoreCase("monthly") || beginDate.length() == 7)) {
                 Calendar temp = Calendar.getInstance();
                 temp.setTime(beginDateParsed);
                 temp.set(Calendar.DAY_OF_MONTH, temp.getActualMinimum(Calendar.DAY_OF_MONTH));
@@ -765,7 +751,7 @@ public class SushiLiteServiceImpl implements SushiLiteService {
         Date endDateParsed;
         if (!endDate.equals("")) {
             endDateParsed = tryParse(endDate);
-            if (endDateParsed != null && (granularity.toLowerCase().equals("monthly") || endDate.length() == 7)) {
+            if (endDateParsed != null && (granularity.equalsIgnoreCase("monthly") || endDate.length() == 7)) {
                 Calendar temp = Calendar.getInstance();
                 temp.setTime(endDateParsed);
                 temp.set(Calendar.DAY_OF_MONTH, temp.getActualMaximum(Calendar.DAY_OF_MONTH));
@@ -786,7 +772,7 @@ public class SushiLiteServiceImpl implements SushiLiteService {
             reportExceptions.add(new SUSHI_Error_Model("3020", "Error", "Invalid Date Arguments", "usagecounts.openaire.eu", "End Date: " + endDate + " is not a valid date"));
         }
         if (beginDateParsed != null && endDateParsed != null && !beginDateParsed.before(endDateParsed)) {
-            reportExceptions.add(new SUSHI_Error_Model("3020", "Error", "Invalid Date Arguments", "usagecounts.openaire.eu", "BeginDate \'" + new SimpleDateFormat("yyyy-MM-dd").format(beginDateParsed) + "\' is greater than EndDate \'" + new SimpleDateFormat("yyyy-MM-dd").format(endDateParsed) + "\'"));
+            reportExceptions.add(new SUSHI_Error_Model("3020", "Error", "Invalid Date Arguments", "usagecounts.openaire.eu", "BeginDate '" + new SimpleDateFormat("yyyy-MM-dd").format(beginDateParsed) + "' is greater than EndDate '" + new SimpleDateFormat("yyyy-MM-dd").format(endDateParsed) + "'"));
         }
 
         String repoid = repositoryIdentifier;
@@ -1045,7 +1031,7 @@ public class SushiLiteServiceImpl implements SushiLiteService {
                     log.info("Report created..." + timestamp2);
 
                     reportForCompression = false;
-                    return new String(sushi_lite_server + "/download/" + outputname + ".zip");
+                    return sushi_lite_server + "/download/" + outputname + ".zip";
                 } catch (JsonProcessingException ex) {
                     java.util.logging.Logger.getLogger(SushiLiteServiceImpl.class.getName()).log(Level.SEVERE, null, ex);
                 }
@@ -1120,7 +1106,7 @@ public class SushiLiteServiceImpl implements SushiLiteService {
                     //System.out.println("String end " + timestamp2);
                     log.info("Report created..." + timestamp2);
                     reportForCompression = false;
-                    return new String(sushi_lite_server + "/download/" + outputname + ".zip");
+                    return sushi_lite_server + "/download/" + outputname + ".zip";
 
                 } catch (Exception ex) {
                     java.util.logging.Logger.getLogger(SushiLiteServiceImpl.class
@@ -1179,7 +1165,7 @@ public class SushiLiteServiceImpl implements SushiLiteService {
                     //System.out.println("String end " + timestamp2);
                     log.info("Report created..." + timestamp2);
                     reportForCompression = false;
-                    return new String(sushi_lite_server + "/download/" + outputname + ".zip");
+                    return sushi_lite_server + "/download/" + outputname + ".zip";
 
                 } catch (Exception ex) {
                     java.util.logging.Logger.getLogger(SushiLiteServiceImpl.class
@@ -1215,95 +1201,95 @@ public class SushiLiteServiceImpl implements SushiLiteService {
     }
 }
 
-class JSONUtil {
-
-    public static String escape(String input) {
-        StringBuilder output = new StringBuilder();
-
-        for (int i = 0; i < input.length(); i++) {
-            char ch = input.charAt(i);
-            int chx = (int) ch;
-
-            // let's not put any nulls in our strings
-            assert (chx != 0);
-
-            if (ch == '\n') {
-                output.append("\\n");
-            } else if (ch == '\t') {
-                output.append("\\t");
-            } else if (ch == '\r') {
-                output.append("\\r");
-            } else if (ch == '\\') {
-                output.append("\\\\");
-            } else if (ch == '"') {
-                output.append("\\\"");
-            } else if (ch == '\b') {
-                output.append("\\b");
-            } else if (ch == '\f') {
-                output.append("\\f");
-            } else if (chx >= 0x10000) {
-                assert false : "Java stores as u16, so it should never give us a character that's bigger than 2 bytes. It literally can't.";
-            } else if (chx > 127) {
-                output.append(String.format("\\u%04x", chx));
-            } else {
-                output.append(ch);
-            }
-        }
-
-        return output.toString();
-    }
-
-    public static String unescape(String input) {
-        StringBuilder builder = new StringBuilder();
-
-        int i = 0;
-        while (i < input.length()) {
-            char delimiter = input.charAt(i);
-            i++; // consume letter or backslash
-
-            if (delimiter == '\\' && i < input.length()) {
-
-                // consume first after backslash
-                char ch = input.charAt(i);
-                i++;
-
-                if (ch == '\\' || ch == '/' || ch == '"' || ch == '\'') {
-                    builder.append(ch);
-                } else if (ch == 'n') {
-                    builder.append('\n');
-                } else if (ch == 'r') {
-                    builder.append('\r');
-                } else if (ch == 't') {
-                    builder.append('\t');
-                } else if (ch == 'b') {
-                    builder.append('\b');
-                } else if (ch == 'f') {
-                    builder.append('\f');
-                } else if (ch == 'u') {
-
-                    StringBuilder hex = new StringBuilder();
-
-                    // expect 4 digits
-                    if (i + 4 > input.length()) {
-                        throw new RuntimeException("Not enough unicode digits! ");
-                    }
-                    for (char x : input.substring(i, i + 4).toCharArray()) {
-                        if (!Character.isLetterOrDigit(x)) {
-                            throw new RuntimeException("Bad character in unicode escape.");
-                        }
-                        hex.append(Character.toLowerCase(x));
-                    }
-                    i += 4; // consume those four digits.
-
-                    int code = Integer.parseInt(hex.toString(), 16);
-                    builder.append((char) code);
-                } else {
-                    throw new RuntimeException("Illegal escape sequence: \\" + ch);
-                }
-            } else { // it's not a backslash, or it's the last character.
-                builder.append(delimiter);
-            }
-        }
-        return builder.toString();
-    }
-}
+//class JSONUtil {
+//
+//    public static String escape(String input) {
+//        StringBuilder output = new StringBuilder();
+//
+//        for (int i = 0; i < input.length(); i++) {
+//            char ch = input.charAt(i);
+//            int chx = ch;
+//
+//            // let's not put any nulls in our strings
+//            assert (chx != 0);
+//
+//            if (ch == '\n') {
+//                output.append("\\n");
+//            } else if (ch == '\t') {
+//                output.append("\\t");
+//            } else if (ch == '\r') {
+//                output.append("\\r");
+//            } else if (ch == '\\') {
+//                output.append("\\\\");
+//            } else if (ch == '"') {
+//                output.append("\\\"");
+//            } else if (ch == '\b') {
+//                output.append("\\b");
+//            } else if (ch == '\f') {
+//                output.append("\\f");
+//            } else if (chx >= 0x10000) {
+//                assert false : "Java stores as u16, so it should never give us a character that's bigger than 2 bytes. It literally can't.";
+//            } else if (chx > 127) {
+//                output.append(String.format("\\u%04x", chx));
+//            } else {
+//                output.append(ch);
+//            }
+//        }
+//
+//        return output.toString();
+//    }
+//
+//    public static String unescape(String input) {
+//        StringBuilder builder = new StringBuilder();
+//
+//        int i = 0;
+//        while (i < input.length()) {
+//            char delimiter = input.charAt(i);
+//            i++; // consume letter or backslash
+//
+//            if (delimiter == '\\' && i < input.length()) {
+//
+//                // consume first after backslash
+//                char ch = input.charAt(i);
+//                i++;
+//
+//                if (ch == '\\' || ch == '/' || ch == '"' || ch == '\'') {
+//                    builder.append(ch);
+//                } else if (ch == 'n') {
+//                    builder.append('\n');
+//                } else if (ch == 'r') {
+//                    builder.append('\r');
+//                } else if (ch == 't') {
+//                    builder.append('\t');
+//                } else if (ch == 'b') {
+//                    builder.append('\b');
+//                } else if (ch == 'f') {
+//                    builder.append('\f');
+//                } else if (ch == 'u') {
+//
+//                    StringBuilder hex = new StringBuilder();
+//
+//                    // expect 4 digits
+//                    if (i + 4 > input.length()) {
+//                        throw new RuntimeException("Not enough unicode digits! ");
+//                    }
+//                    for (char x : input.substring(i, i + 4).toCharArray()) {
+//                        if (!Character.isLetterOrDigit(x)) {
+//                            throw new RuntimeException("Bad character in unicode escape.");
+//                        }
+//                        hex.append(Character.toLowerCase(x));
+//                    }
+//                    i += 4; // consume those four digits.
+//
+//                    int code = Integer.parseInt(hex.toString(), 16);
+//                    builder.append((char) code);
+//                } else {
+//                    throw new RuntimeException("Illegal escape sequence: \\" + ch);
+//                }
+//            } else { // it's not a backslash, or it's the last character.
+//                builder.append(delimiter);
+//            }
+//        }
+//        return builder.toString();
+//    }
+//}
diff --git a/src/main/java/eu/dnetlib/usagestats/services/SushiLiteServiceSample.java b/src/main/java/eu/dnetlib/usagestats/services/SushiLiteServiceSample.java
index 98eb6b2..d8f9904 100755
--- a/src/main/java/eu/dnetlib/usagestats/services/SushiLiteServiceSample.java
+++ b/src/main/java/eu/dnetlib/usagestats/services/SushiLiteServiceSample.java
@@ -4,10 +4,11 @@ import eu.dnetlib.usagestats.sushilite.domain.COUNTER_Dataset_Report;
 import eu.dnetlib.usagestats.sushilite.domain.COUNTER_Item_Report;
 import eu.dnetlib.usagestats.sushilite.domain.COUNTER_Platform_Report;
 import eu.dnetlib.usagestats.sushilite.domain.SUSHI_Service_Status;
+
 import java.util.ArrayList;
 import java.util.List;
 
-public interface SushiLiteService {
+public interface SushiLiteServiceSample {
 
 //    ReportResponseWrapper buildReport(String reportName, String release, String requestorId, String beginDate,
 //            String endDate, String repositoryIdentifier, String itemIdentifier,
diff --git a/src/main/java/eu/dnetlib/usagestats/services/UsageStatsServiceImpl.java b/src/main/java/eu/dnetlib/usagestats/services/UsageStatsServiceImpl.java
index e051089..3d668c5 100755
--- a/src/main/java/eu/dnetlib/usagestats/services/UsageStatsServiceImpl.java
+++ b/src/main/java/eu/dnetlib/usagestats/services/UsageStatsServiceImpl.java
@@ -132,14 +132,14 @@ public class UsageStatsServiceImpl implements UsageStatsService {
         String query = "SELECT c.name, count(distinct repository_id) as total_repos, sum(views) as views, sum(downloads) as downloads "
                 + "FROM "+statsDB+".organization t, "+statsDB+".organization_datasources o, "
                 + ""+statsDB+".country c, "+usagestatsImpalaDB+".usage_stats "
-                + "WHERE o.datasource=t.id AND c.code=t.country AND o.id=repository_id GROUP BY c.name";
+                + "WHERE o.id=t.id AND c.code=t.country AND o.datasource=repository_id GROUP BY c.name";
         return usageStatsRepository.executeCountryUsageStats(query);
     }
     @Override
     public CountryUsageStats getCountryUsageStats(String country) {
         String query = "SELECT count(distinct repository_id) as total_repos, sum(views) as views, sum(downloads) as downloads "
                 + "from "+statsDB+".organization t, "+statsDB+".organization_datasources o, "
-                + ""+statsDB+".country c, "+usagestatsImpalaDB+".usage_stats where o.datasource=t.id and c.code=t.country and o.id=repository_id "
+                + ""+statsDB+".country c, "+usagestatsImpalaDB+".usage_stats where o.id=t.id and c.code=t.country and o.datasource=repository_id "
                 + "and c.name='"+country+"'";
         log.info("Country Usage Stats query "+query);
         return usageStatsRepository.executeCountryUsageStats(query, country);
@@ -150,7 +150,7 @@ public class UsageStatsServiceImpl implements UsageStatsService {
     public List<CountryRepositories> getCountryRepositories() {
         String query = "SELECT c.name, d.name FROM "+statsDB+".datasource d, "+statsDB+".organization t, "
                 + statsDB+".organization_datasources o, "+statsDB+".country c, "+usagestatsImpalaDB+".usage_stats "
-                + "WHERE o.datasource=t.id AND c.code=t.country AND o.id=repository_id and repository_id=d.id "
+                + "WHERE o.datasource=t.id AND c.code=t.country AND o.datasource=repository_id and repository_id=d.datasource "
                 + "GROUP BY d.name, c.name ORDER BY c.name";
         return usageStatsRepository.executeCountryRepositories(query);
     }
diff --git a/src/main/resources/log4j.properties b/src/main/resources/log4j.properties
index fbd4efc..b38208b 100755
--- a/src/main/resources/log4j.properties
+++ b/src/main/resources/log4j.properties
@@ -10,9 +10,8 @@ log4j.additivity.org.springframework = false
 log4j.appender.R=org.apache.log4j.RollingFileAppender
 #log4j.appender.R.File=/var/log/dnet/usageStatsAPI/usageStatsAPI_R5.log
 #log4j.appender.R.File=/home/dimitris.pierrakos/Sushilite_R5/usageStatsAPI_R5.log
-log4j.appender.R.File=/Users/dpie/OneDrive/Research/Projects/OpenAIRE Usage Statistics Service/Code/code-repo.d4science.org/Sushilite-R5/usageStatsAPI_R5.log
-#log4j.appender.R.File=/srv/springboot/9880/usageStatsAPI_R5.log
-#log4j.appender.R.File=/home/dpie/Desktop/usageStatsAPI_R5.log
+#log4j.appender.R.File=/Users/dpie/OneDrive/Research/Projects/OpenAIRE Usage Statistics Service/Code/code-repo.d4science.org/Sushilite-R5/usageStatsAPI_R5.log
+log4j.appender.R.File=/srv/springboot/9880/usageStatsAPI_R5.log
 loglog4j.appender.R.MaxFileSize=10MB
 log4j.appender.R.MaxBackupIndex=10
 log4j.appender.R.layout=org.apache.log4j.PatternLayout
@@ -20,9 +19,8 @@ log4j.appender.R.layout.ConversionPattern= %d %p %t [%c] - %m%n
 log4j.appender.S=org.apache.log4j.RollingFileAppender
 #log4j.appender.S.File=/var/log/dnet/usageStatsAPI/usageStatsAPI_R5-spring.log
 #log4j.appender.S.File=/home/dimitris.pierrakos/Sushilite_R5/usageStatsAPI_R5-spring.log
-log4j.appender.S.File=/Users/dpie/OneDrive/Research/Projects/OpenAIRE Usage Statistics Service/Code/code-repo.d4science.org/Sushilite-R5/usageStatsAPI_R5-spring.log
-#log4j.appender.S.File=/Volumes/Zeus/dpie/Desktop/usageStatsAPI_R5-spring.log
-#log4j.appender.S.File=/srv/springboot/9880/usageStatsAPI_R5-spring.log
+#log4j.appender.S.File=/Users/dpie/OneDrive/Research/Projects/OpenAIRE Usage Statistics Service/Code/code-repo.d4science.org/Sushilite-R5/usageStatsAPI_R5-spring.log
+log4j.appender.S.File=/srv/springboot/9880/usageStatsAPI_R5-spring.log
 #log4j.appender.S.File=/home/dpie/Desktop/usageStatsAPI_R5-spring.log
 log4j.appender.S.MaxFileSize=10MB
 log4j.appender.S.MaxBackupIndex=10