diff --git a/src/main/java/de/ph87/data/series/varying/VaryingService.java b/src/main/java/de/ph87/data/series/varying/VaryingService.java
index e6387cd..eae7d3f 100644
--- a/src/main/java/de/ph87/data/series/varying/VaryingService.java
+++ b/src/main/java/de/ph87/data/series/varying/VaryingService.java
@@ -69,7 +69,7 @@ public class VaryingService {
       case MONTH -> varyingMonthRepository.findAllByIdSeriesIdAndIdDateGreaterThanEqualAndIdDateLessThanEqual(series.id, begin.date, end.date);
       case YEAR -> varyingYearRepository.findAllByIdSeriesIdAndIdDateGreaterThanEqualAndIdDateLessThanEqual(series.id, begin.date, end.date);
     };
-    return graphPoints.stream().map(v -> new GraphPoint(v.getId().getDate(), v.getMax() - v.getMin())).toList();
+    return graphPoints.stream().map(v -> new GraphPoint(v.getId().getDate(), v.getAvg())).toList();
   }
 
 }