ECOPETROL S.A revenue for the last year amounted to 627.00 B MXN, the most of which — 294.20 B MXN — came from its highest performing source at the moment, Refining and Petrochemicals, the year earlier bringing 378.76 B MXN. The greatest contribution to the revenue figure was made by Colombia — last year it brought ECOPETROL S.A 281.74 B MXN, and the year before that — 382.98 B MXN.