DISCOVER FINANCIAL SERVICES revenue for the last year amounted to 14.38 B EUR, the most of which — 13.96 B EUR — came from its highest performing source at the moment, Digital Banking, the year earlier bringing 12.30 B EUR. The greatest contribution to the revenue figure was made by United States — last year it brought DISCOVER FINANCIAL SERVICES 14.37 B EUR, and the year before that — 12.46 B EUR.