BANK POLSKA KASA OP. ZY 1 revenue for the last year amounted to 3.70 B EUR, the most of which — 1.90 B EUR — came from its highest performing source at the moment, Retail Banking, the year earlier bringing 1.84 B EUR. The greatest contribution to the revenue figure was made by Poland — last year it brought BANK POLSKA KASA OP. ZY 1 3.75 B EUR, and the year before that — 3.38 B EUR.