From 76cd57d0350910dc2413e8a655843c2e853b77c6 Mon Sep 17 00:00:00 2001
From: "panagiotis.kanakakis" <sdi1100079@di.uoa.gr>
Date: Tue, 12 Feb 2019 11:41:35 +0000
Subject: [PATCH] Return null instead of N/A on statistics

---
 .../java/eu/dnetlib/repo/manager/service/StatsServiceImpl.java  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/eu/dnetlib/repo/manager/service/StatsServiceImpl.java b/src/main/java/eu/dnetlib/repo/manager/service/StatsServiceImpl.java
index 6c1e590..caef091 100644
--- a/src/main/java/eu/dnetlib/repo/manager/service/StatsServiceImpl.java
+++ b/src/main/java/eu/dnetlib/repo/manager/service/StatsServiceImpl.java
@@ -97,7 +97,7 @@ public class StatsServiceImpl implements StatsService {
         stats.put("lastYearUsagestats", lastYearUsagestats);
 
 //        Integer usagestats = getUsageStatsTotal();
-        stats.put("usagestats","N/A");
+        stats.put("usagestats",null);
         return stats;
     }