DO-CO revenue for the last year amounted to 64.39 B TRY, the most of which — 48.90 B TRY — came from its highest performing source at the moment, Airline Catering, the year earlier bringing 22.41 B TRY. The greatest contribution to the revenue figure was made by Turkey — last year it brought DO-CO 16.96 B TRY, and the year before that — 7.83 B TRY.