diff --git a/src/main/java/de/hsel/spm/baudas/analysis/WeekOverview.java b/src/main/java/de/hsel/spm/baudas/analysis/WeekOverview.java
index 58f1443..acb1f8d 100644
--- a/src/main/java/de/hsel/spm/baudas/analysis/WeekOverview.java
+++ b/src/main/java/de/hsel/spm/baudas/analysis/WeekOverview.java
@@ -36,16 +36,11 @@ public class WeekOverview implements Analysis<Map<String, Map.Entry<Double, Inte
             return result;
         }
         result = new HashMap<>();
-        int dayIndex = Attribute.SHOPPING_DAY;
-        int amountIndex = Attribute.PURCHASE_AMOUNT;
-
-        int startArticles = Attribute.POWER_TOOLS;
-        int endArticles = Attribute.GARDENING_TOOLS + 1;
 
         for (int i = 0; i < instances.numInstances(); i++) {
             Instance instance = instances.get(i);
-            double amount = instance.value(amountIndex);
-            String day = instance.stringValue(dayIndex);
+            double amount = instance.value(Attribute.PURCHASE_AMOUNT);
+            String day = instance.stringValue(Attribute.SHOPPING_DAY);
 
 
             if (!result.containsKey(day)) {