JEFFERIES FINANCIAL GROUP INC revenue for the last year amounted to 143.44 B MXN, the most of which — 126.50 B MXN — came from its highest performing source at the moment, Investment Banking and Capital Markets, the year earlier bringing 78.35 B MXN. The greatest contribution to the revenue figure was made by Americas — last year it brought JEFFERIES FINANCIAL GROUP INC 100.98 B MXN, and the year before that — 63.06 B MXN.