General purpose and private label credit, debit and prepaid cards issued in the United States generated a combined $10.589 trillion in purchase volume in 2022, an increase of 12.3% from 2021. US merchants paid $160.70 billion in processing fees to accept those cards as payment for goods and services they provided. The amount was a 16.7% increase from $137.69 billion in 2021. American Express, Discover, Mastercard and Visa credit cards combined with store, gasoline, medical and other types of private label credit cards reached $5.758 trillion in purchase volume last year, up 18.7%. These genera...