mall1	product1	level1	78
mall1	product2	level1	79
mall1	product3	level1	89
mall1	product4	level1	110
mall1	product5	level1	122
mall1	product6	level1	42
mall1	product7	level1	100
mall1	product8	level1	112
mall1	product9	level1	51
mall1	product10	level1	101
mall1	product11	level1	64
mall1	product12	level1	95
mall1	product13	level1	60
mall1	product14	level1	53
mall1	product15	level1	36
mall1	product16	level1	75
mall1	product17	level1	76
mall1	product18	level1	99
mall1	product19	level1	64
mall1	product20	level1	41
