customer1,15
customer2,25
customer3,35
customer4,45
customer5,55
customer6,65
customer7,75
customer8,85
customer9,95
customer10,105
customer11,115
customer12,125
customer13,135
customer14,145
customer15,155
customer16,165
customer17,175
customer18,185
customer19,195
customer20,205