TAMARACK VALLEY ENERGY LTD revenue for the last year amounted to 21.82 B MXN, the most of which — 12.69 B MXN — came from its highest performing source at the moment, Heavy Oil, the year earlier bringing 7.08 B MXN. The greatest contribution to the revenue figure was made by Canada — last year it brought TAMARACK VALLEY ENERGY LTD 18.02 B MXN, and the year before that — 16.93 B MXN.