The top 32 Visa/Mastercard merchant acquirers in the Middle East–Africa region are ranked on page 7 based on Visa and Mastercard card transactions processed in 2017. Collectively this group processed $160.54 billion in purchase volume at 594,097 merchants from 2.99 billion Visa and Mastercard transactions last year. They processed another 19.1 million American Express, Diners Club, JCB, and UnionPay transactions valued at $2.46 billion. The acquirers represented 13 countries. Also included in the chart are 647.3 million domestic debit card transactions. The purchase volume of those was $4...