IBERDROLA SA revenue for the last year amounted to 924.89 B MXN, the most of which — 564.05 B MXN — came from its highest performing source at the moment, Customers, the year earlier bringing 729.34 B MXN. The greatest contribution to the revenue figure was made by Spain — last year it brought IBERDROLA SA 343.71 B MXN, and the year before that — 479.70 B MXN.