diff --git a/fhem/contrib/statistics/2017/js/statistics.js b/fhem/contrib/statistics/2017/js/statistics.js
index ee25dc2a2..ab0c57694 100644
--- a/fhem/contrib/statistics/2017/js/statistics.js
+++ b/fhem/contrib/statistics/2017/js/statistics.js
@@ -66,7 +66,7 @@ function drawGooglePieChart(data, el, subst, sort="byKey") {
                       legend: {position: 'right',labeledValueText: 'both'},
                       pieSliceText: 'none',
                       height: 350,
-                      sliceVisibilityThreshold: 0.005
+                      sliceVisibilityThreshold: 0.004
                   };
                   
     var container = document.getElementById(id);
@@ -329,12 +329,11 @@ function onSuccess(data, textStatus, jqXHR) {
         drawGoogleWorldMap(data.data.geo.countrycode,$("div#maptab-world"));
         
         // draw google pie charts
-        drawGooglePieChart(data.data.system.release, $("div#versiontab-FHEM"));
         drawGooglePieChart(data.data.system.os, $("div#versiontab-os"), {"linux":"Linux","MSWin32":"Windows","darwin":"MacOS"}, "byValue");
         drawGooglePieChart(data.data.system.perl, $("div#versiontab-perl"));
         
         delete data.data.system.age.unknown; // don't display unknown update age systems
-        drawGooglePieChart(data.data.system.age, $("div#versiontab-update"), {"0":"≤ 1 day", "7": "1 day - 1 week", "30": "1 week - 1 month", "180": "1 month - 6 months", "365": "> 6 months"}, false);
+        drawGooglePieChart(data.data.system.age, $("div#versiontab-update"), {"0":"≤ 1 day", "7": "1 day - 1 week", "30": "1 week - 1 month", "180": "1 month - 6 months", "365": "6 months - 1 year", "999": "> 1 year"}, false);
 
         // create module table
         createModulTable(data.data.modules,data.data.models, $("table#module-table"));
diff --git a/fhem/contrib/statistics/2017/statistics.html b/fhem/contrib/statistics/2017/statistics.html
index 065494a8e..80eb4fdfe 100644
--- a/fhem/contrib/statistics/2017/statistics.html
+++ b/fhem/contrib/statistics/2017/statistics.html
@@ -51,22 +51,19 @@
 </div>
 
 
-<h3>Used versions</h3>
+<h3>Installation Data</h3>
 <div id="maptab" class="tabs">
   <ul>
-    <li><a href="#versiontab-FHEM">FHEM-Release</a></li>
+    <li><a href="#versiontab-update">Last FHEM update</a></li>
     <li><a href="#versiontab-perl">Perl</a></li>
     <li><a href="#versiontab-os">OS</a></li>
-    <li><a href="#versiontab-update">Last FHEM update</a></li>
   </ul>
-  <div id="versiontab-FHEM">    
+  <div id="versiontab-update">
   </div>
   <div id="versiontab-perl"> 
   </div>
   <div id="versiontab-os">
   </div>
-  <div id="versiontab-update">
-  </div>
 </div>
 
 <h3>Used FHEM moduls</h3>
diff --git a/fhem/contrib/statistics/2017/statistics2.cgi b/fhem/contrib/statistics/2017/statistics2.cgi
index 06565150c..259aa6386 100755
--- a/fhem/contrib/statistics/2017/statistics2.cgi
+++ b/fhem/contrib/statistics/2017/statistics2.cgi
@@ -206,10 +206,9 @@ sub doAggregate() {
          $countAll{'system'}{'age'}{'7'}++   if ($age > 1  && $age <= 7);
          $countAll{'system'}{'age'}{'30'}++  if ($age > 7  && $age <= 30);
          $countAll{'system'}{'age'}{'180'}++ if ($age > 30 && $age <= 180);
-         $countAll{'system'}{'age'}{'365'}++ if ($age > 180);
-      } else {
-         $countAll{'system'}{'age'}{'unknown'}++;
-      }
+         $countAll{'system'}{'age'}{'365'}++ if ($age > 180 && $age <= 366);
+         $countAll{'system'}{'age'}{'999'}++ if ($age > 366); 
+      } 
       
       $res = undef;