SFC revenue for the last year amounted to 32.50 B KRW, the most of which — 25.32 B KRW — came from its highest performing source at the moment, Building Fuel Cell, the year earlier bringing 42.51 B KRW. The greatest contribution to the revenue figure was made by South Korea — last year it brought SFC 32.53 B KRW, and the year before that — 46.78 B KRW.