QATAR FUEL QPSC revenue for the last year amounted to 27.93 B QAR, the most of which — 27.75 B QAR — came from its highest performing source at the moment, Fuel Products and Related Services, the year earlier bringing 29.76 B QAR. The greatest contribution to the revenue figure was made by Qatar — last year it brought QATAR FUEL QPSC 27.93 B QAR, and the year before that — 29.92 B QAR.