client1	mall1	18
client2	mall1	32
client3	mall1	23
client4	mall1	43
client5	mall1	35
client6	mall1	26
client7	mall1	30
client8	mall1	33
client9	mall1	16
client10	mall1	26
client11	mall1	10
client12	mall1	25
client13	mall1	34
client14	mall1	2
client15	mall1	34
client16	mall1	24
client17	mall1	33
client18	mall1	19
client19	mall1	32
client20	mall1	19
client21	mall1	33
client22	mall1	18
client23	mall1	22
client24	mall1	17
client25	mall1	19
