DEVON ENERGY CORP revenue for the last year amounted to 12.85 B CHF, the most of which — 7.48 B CHF — came from its highest performing source at the moment, Oil, the year earlier bringing 9.51 B CHF. The greatest contribution to the revenue figure was made by United States — last year it brought DEVON ENERGY CORP 12.85 B CHF, and the year before that — 17.73 B CHF.