DEVON ENERGY revenue for the last year amounted to 15.40 B EUR, the most of which — 9.05 B EUR — came from its highest performing source at the moment, Oil, the year earlier bringing 8.04 B EUR. The greatest contribution to the revenue figure was made by United States — last year it brought DEVON ENERGY 15.40 B EUR, and the year before that — 13.82 B EUR.