GULF KEYSTONE PETR. revenue for the last year amounted to 146.06 M EUR, the most of which — 114.60 M EUR — came from its highest performing source at the moment, Oil and Gas, the year earlier bringing 422.10 M EUR. The greatest contribution to the revenue figure was made by Iraq — last year it brought GULF KEYSTONE PETR. 114.60 M EUR, and the year before that — 422.10 M EUR.