Tullow Oil Plc. revenue for the last year amounted to 1.63 B USD, the most of which — 1.34 B USD — came from its highest performing source at the moment, Ghana, the year earlier bringing 1.55 B USD. The greatest contribution to the revenue figure was made by Ghana — last year it brought Tullow Oil Plc. 1.34 B USD, and the year before that — 1.55 B USD.