XCEL ENERGY INC revenue for the last year amounted to 12.21 B CHF, the most of which — 10.12 B CHF — came from its highest performing source at the moment, Regulated Electric, the year earlier bringing 9.64 B CHF. The greatest contribution to the revenue figure was made by United States — last year it brought XCEL ENERGY INC 12.21 B CHF, and the year before that — 11.96 B CHF.