AMERICAN ELECTRIC POWER CO INC revenue for the last year amounted to 322.72 B MXN, the most of which — 191.99 B MXN — came from its highest performing source at the moment, Vertically Integrated Utilities, the year earlier bringing 220.26 B MXN. The greatest contribution to the revenue figure was made by United States — last year it brought AMERICAN ELECTRIC POWER CO INC 322.42 B MXN, and the year before that — 383.06 B MXN.