mall1	product1	level1	85
mall2	product1	level1	92
mall1	product2	level1	49
mall2	product2	level1	51
mall1	product3	level1	62
mall2	product3	level1	65
mall1	product4	level1	110
mall2	product4	level1	116
mall1	product5	level1	75
mall2	product5	level1	78
mall1	product6	level1	36
mall2	product6	level1	42
mall1	product7	level1	103
mall2	product7	level1	100
mall1	product8	level1	112
mall2	product8	level1	110
mall1	product9	level1	105
mall2	product9	level1	100
mall1	product10	level1	51
mall2	product10	level1	52
