Index: binaries/data/mods/public/simulation/components/StatisticsTracker.js
===================================================================
--- binaries/data/mods/public/simulation/components/StatisticsTracker.js    (Revision 19738)
+++ binaries/data/mods/public/simulation/components/StatisticsTracker.js    (Arbeitskopie)
@@ -463,7 +463,7 @@
 {
    var cmpRangeManager = Engine.QueryInterface(SYSTEM_ENTITY, IID_RangeManager);
    var cmpPlayer = Engine.QueryInterface(this.entity, IID_Player);
-   return cmpRangeManager.GetPercentMapExplored(cmpPlayer.GetPlayerID());
+   return cmpRangeManager.GetUnionPercentMapExplored([cmpPlayer.GetPlayerID()]);
 };