NISOURCE INC. revenue for the last year amounted to 5.04 B EUR, the most of which — 3.37 B EUR — came from its highest performing source at the moment, Gas Distribution, the year earlier bringing 3.74 B EUR. The greatest contribution to the revenue figure was made by United States — last year it brought NISOURCE INC. 4.99 B EUR, and the year before that — 5.47 B EUR.