mall1	product1	level1	151
mall2	product1	level1	154
mall1	product2	level1	79
mall2	product2	level1	66
mall1	product3	level1	96
mall2	product3	level1	102
mall1	product4	level1	140
mall2	product4	level1	152
mall1	product5	level1	66
mall2	product5	level1	58
mall1	product6	level1	112
mall2	product6	level1	101
mall1	product7	level1	83
mall2	product7	level1	85
mall1	product8	level1	70
mall2	product8	level1	80
mall1	product9	level1	99
mall2	product9	level1	98
mall1	product10	level1	95
mall2	product10	level1	97
