mall1	product1	level1	133
mall2	product1	level1	126
mall3	product1	level1	124
mall4	product1	level1	130
mall1	product2	level1	76
mall2	product2	level1	81
mall3	product2	level1	76
mall4	product2	level1	78
mall1	product3	level1	139
mall2	product3	level1	141
mall3	product3	level1	140
mall4	product3	level1	124
mall1	product4	level1	96
mall2	product4	level1	101
mall3	product4	level1	89
mall4	product4	level1	100
mall1	product5	level1	51
mall2	product5	level1	51
mall3	product5	level1	54
mall4	product5	level1	46
