mall1	product1	level1	74
mall2	product1	level1	74
mall3	product1	level1	62
mall4	product1	level1	71
mall1	product2	level1	119
mall2	product2	level1	107
mall3	product2	level1	116
mall4	product2	level1	107
mall1	product3	level1	133
mall2	product3	level1	116
mall3	product3	level1	109
mall4	product3	level1	119
mall1	product4	level1	129
mall2	product4	level1	119
mall3	product4	level1	127
mall4	product4	level1	127
mall1	product5	level1	70
mall2	product5	level1	60
mall3	product5	level1	69
mall4	product5	level1	60
