diff --git a/00-backend/src/main/java/de/htwsaar/webshop/service/impl/StatisticsServiceImpl.java b/00-backend/src/main/java/de/htwsaar/webshop/service/impl/StatisticsServiceImpl.java
index 8a7abca..4ac9086 100644
--- a/00-backend/src/main/java/de/htwsaar/webshop/service/impl/StatisticsServiceImpl.java
+++ b/00-backend/src/main/java/de/htwsaar/webshop/service/impl/StatisticsServiceImpl.java
@@ -1,7 +1,6 @@
 package de.htwsaar.webshop.service.impl;
 
 import de.htwsaar.webshop.model.MonthlyCatModel;
-import de.htwsaar.webshop.repository.entities.Order;
 import de.htwsaar.webshop.repository.entities.OrderItem;
 import de.htwsaar.webshop.service.OrderService;
 import de.htwsaar.webshop.service.StatisticsService;
@@ -10,12 +9,10 @@ import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
-import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.function.BinaryOperator;
 import java.util.function.Function;
-import java.util.stream.Collectors;
 
 @Service
 @Slf4j