Visa, UnionPay, Mastercard, JCB, Diners Club/Discover, and American Express brand general purpose cards generated 295.65 billion purchase transactions at merchants in 2017, up 18.0%—45.15 billion more than in 2016. These transactions included all commercial and consumer credit, debit, and prepaid products. Debit figures shown here include prepaid cards. Visa cards generated 50.01% of all purchase transactions worldwide on global brand general purpose cards last year, down from 52.86%. Visa brand debit cards accounted for 30.51% (down from 31.95%), and Visa credit cards accounted for 19.50...