date,store,product,sales
2024-05-01,StoreA,Product1,20
2024-05-01,StoreA,Product2,15
2024-05-01,StoreB,Product1,18
2024-05-01,StoreB,Product2,12
2024-05-02,StoreA,Product1,22
2024-05-02,StoreA,Product2,14
2024-05-02,StoreB,Product1,19
2024-05-02,StoreB,Product2,13
2024-05-03,StoreA,Product1,21
2024-05-03,StoreA,Product2,16