mall1	product1	level1	150
mall2	product1	level1	149
mall3	product1	level1	147
mall4	product1	level1	132
mall1	product2	level1	113
mall2	product2	level1	131
mall3	product2	level1	112
mall4	product2	level1	127
mall1	product3	level1	76
mall2	product3	level1	85
mall3	product3	level1	73
mall4	product3	level1	85
mall1	product4	level1	113
mall2	product4	level1	118
mall3	product4	level1	131
mall4	product4	level1	130
mall1	product5	level1	145
mall2	product5	level1	143
mall3	product5	level1	158
mall4	product5	level1	164
