BERKSHIRE HATHAWAY INC revenue for the last year amounted to 6.19 T MXN, the most of which — 1.61 T MXN — came from its highest performing source at the moment, Insurance, the year earlier bringing 1.61 T MXN. The greatest contribution to the revenue figure was made by United States — last year it brought BERKSHIRE HATHAWAY INC 5.16 T MXN, and the year before that — 4.95 T MXN.