first files : customer, subscriber,cust_code,custplan,status,plan_rate,remaining_plan,quote 623192729079,510993192729079,19,22,0,90,282051608, 623192728769,510993192728769,19,22,0,210,84950715, 623192729901,510993192729901,19,70,0,82, 623192609007,510993192609007,19,70,0,85, 623416771429,510993416771429,19,1,0,95, 622319309157,510992319309157,19,22,0,30, 623192724581,510993192724581,19,75,0,4, 622319381619,510992319381619,19,70,0,5, 622198575655,510992198575655,19,1,0,5, 623192724589,510993192724589,19,70,0,6, 622743581281,510992743581281,19,71,0,8,