CHENNAI PETROLEUM CORP LTD revenue for the last year amounted to 663.85 B INR, the most of which — 792.07 B INR — came from its highest performing source at the moment, Downstream Petroleum, the year earlier bringing 908.01 B INR. The greatest contribution to the revenue figure was made by India — last year it brought CHENNAI PETROLEUM CORP LTD 792.73 B INR, and the year before that — 909.08 B INR.