OUTOKUMPU OYJ A revenue for the last year amounted to 5.94 B EUR, the most of which — 4.04 B EUR — came from its highest performing source at the moment, Europe, the year earlier bringing 4.75 B EUR. The greatest contribution to the revenue figure was made by North America — last year it brought OUTOKUMPU OYJ A 1.80 B EUR, and the year before that — 2.00 B EUR.