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YPF Key Metrics Apache EBITDA (MARS) (1 Revenues (MARS) (1) (1) YPF % increase Argentina 83,681 2,789 3.3% 23,859 1,060 4.4% Reserves (MBoe) (2) 979 135 13.8% Production (Kboe/d) (3) 496.5 46.8 9.4% Crude (Kbbl/d) (3) 235.1 10.4 4.4% Natural Gas (Mm3/d) (3) 35.6 5.5 15.4% Acreage VM Acres 3,000,000 224,200 7.5% (1) YPF LTM until Q3 2013, Apache Argentina audited figures of 2012 (2) YPF as of December 2012, Apache Argentina based on Apache's unaudited reserves report as of June 2013 considering Rio Negro concession extension (3) YPF Q3 2013 production figures, Apache Argentina December 2013 production 9

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