mall1	product1	level1	72
mall2	product1	level1	64
mall3	product1	level1	73
mall4	product1	level1	62
mall1	product2	level1	106
mall2	product2	level1	98
mall3	product2	level1	106
mall4	product2	level1	93
mall1	product3	level1	110
mall2	product3	level1	114
mall3	product3	level1	113
mall4	product3	level1	107
mall1	product4	level1	120
mall2	product4	level1	125
mall3	product4	level1	130
mall4	product4	level1	125
mall1	product5	level1	69
mall2	product5	level1	73
mall3	product5	level1	70
mall4	product5	level1	68
