SERCO GROUP PLC revenue for the last year amounted to 5.62 B EUR, the most of which — 2.81 B EUR — came from its highest performing source at the moment, United Kingdom and Europe, the year earlier bringing 2.37 B EUR. The greatest contribution to the revenue figure was made by United Kingdom — last year it brought SERCO GROUP PLC 2.15 B EUR, and the year before that — 1.94 B EUR.