mall1	product1	level1	63
mall1	product2	level1	61
mall1	product3	level1	42
mall1	product4	level1	95
mall1	product5	level1	88
mall1	product6	level1	79
mall1	product7	level1	91
mall1	product8	level1	62
mall1	product9	level1	69
mall1	product10	level1	92
