MGE Energy Inc. revenue for the last year amounted to 676.94 M USD, the most of which — 497.67 M USD — came from its highest performing source at the moment, Electric, the year earlier bringing 489.73 M USD. The greatest contribution to the revenue figure was made by United States — last year it brought MGE Energy Inc. 676.94 M USD, and the year before that — 690.43 M USD.