PEMEX Investor Presentation

PEMEX® 2011 Financial Results Billion Pesos Billion Dollars 2010 2011 Change 2010 2011 Total revenue from sales and 1,282.1 1,558.4 21.6% 103.8 111.4 services Total revenue from sales and 1,355.6 1,737.3 28.2% 109.7 124.2 services including IEPS Gross Income 650.7 777.8 19.5% 52.7 55.6 Operating Income 546.5 681.4 24.7% 44.2 48.7 Income before Taxes 607.6 784.5 29.1% 49.2 56.1 and Duties Taxes and Duties 654.1 876.0 33.9% 53.0 62.6 Net Income (loss) (46.5) (91.5) (3.8) (6.5) EBITDA1 831.9 1,076.8 29.4% 67.3 76.9 (1) Earnings Before Interest, Taxes, Depreciation and Amortization. Excludes IEPS. www.pemex.com 23 C-0022, Pemex Investor Presentation (Sept. 2012)

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