mall1	product1	level1	80
mall1	product2	level1	80
mall1	product3	level1	84
mall1	product4	level1	40
mall1	product5	level1	70
mall1	product6	level1	80
mall1	product7	level1	34
mall1	product8	level1	37
mall1	product9	level1	87
mall1	product10	level1	73
