mall1	product1	level1	82
mall2	product1	level1	82
mall3	product1	level1	76
mall4	product1	level1	77
mall1	product2	level1	115
mall2	product2	level1	111
mall3	product2	level1	123
mall4	product2	level1	118
mall1	product3	level1	102
mall2	product3	level1	107
mall3	product3	level1	110
mall4	product3	level1	99
mall1	product4	level1	117
mall2	product4	level1	112
mall3	product4	level1	116
mall4	product4	level1	98
mall1	product5	level1	104
mall2	product5	level1	122
mall3	product5	level1	113
mall4	product5	level1	120
