id,item_id,store_id,base_price,delivery_price,effective_date 30339,29771,87,1090,1140,2024-09-15 30340,29772,87,1690,1740,2024-09-15 30341,29773,87,1690,1740,2024-09-15 30342,29774,87,820,870,2024-09-15 30343,29775,87,820,870,2024-09-15 30344,29776,87,2490,2540,2024-09-15 30345,29777,87,690,740,2024-09-15 30346,29778,87,840,890,2024-09-15 30347,29779,87,840,890,2024-09-15 30348,29780,87,1690,1740,2024-09-15