Investor Presentaiton

Evolution of Oil Revenues in Public Budgetary Income PEMEX® POR EL RESCATE DE LA SOBERANÍA MXN million (constant), 2021 5,996 5,734 5,790 5,458 5,655 5,566 977 5.167 5,203 959 1,028 4,968 (16.3%) 1,082 632 4,789 1,079 (16.7%) (17.7%) (11.3%) 4,500 (19.1%) (19.8%) 1,595 1,828 1,561 1,822 1,960 (30.7%) (35.4%) (39.4%) (38.0%) (34.7%) 3,893 610 (15.7%) 5,020 4,935 4,776 4,762 (83.7%) 4,574 (88.7%) 4,379 (83.3%) (82.3%) (80.9%) (80.2%) 3,339 3,608 3,283 2,939 2,967 3,009 (84.3%) (69.3%) (65.3%) (62.0%) (60.6%) (64.6%) 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 Jan-Aug 2021 ■Non-oil revenues ■Oil revenues Source: SHCP Note: Oil revenues include PEMEX's revenues and those of the Federal Government. For the calculation of the historical series, the National Consumer Price Index (NCPI) to August 2021 and those corresponding to December of each year from 2010 to 2020 were used as a reference. 2021. Petróleos Mexicanos. All the rights reserved. 6

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