mall1	product1	level1	93
mall2	product1	level1	92
mall1	product2	level1	88
mall2	product2	level1	81
mall1	product3	level1	109
mall2	product3	level1	115
mall1	product4	level1	139
mall2	product4	level1	130
mall1	product5	level1	131
mall2	product5	level1	129
mall1	product6	level1	61
mall2	product6	level1	62
mall1	product7	level1	124
mall2	product7	level1	130
mall1	product8	level1	113
mall2	product8	level1	110
mall1	product9	level1	66
mall2	product9	level1	74
mall1	product10	level1	118
mall2	product10	level1	129
