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Graphs Long-Term Short-Term Table OPEC Rig Count by Target Change Pecent Change December-11 November-11 December-10 Monthly Annual Monthly Annual Abu Dhabi Oil 17 20 12 -3 5 -15.0% 41.7% Gas 2 3 0 -1 2 -33.3% NM Misc 0 0 0 0 0 NM NM Total 19 23 12 -4 7 -17.4% 58.3% Dubai Oil 0 0 1 0 -1 NM -100.0% Gas 0 0 0 0 0 NM NM Misc 0 0 0 0 0 NM NM Total 0 0 1 0 -1 NM -100.0% Iran Oil 0 0 0 0 0 NM NM Gas 0 0 0 0 0 NM NM Misc 0 0 0 0 0 NM NM Total 0 0 0 0 0 NM NM Iraq Oil 0 0 0 0 0 NM NM Gas 0 0 0 0 0 NM NM Misc 0 0 0 0 0 NM NM Total 0 0 0 0 0 NM NM Kuwait Oil 27 28 20 -1 7 -3.6% 35.0% Gas 5 6 4 -1 1 -16.7% 25.0% Misc 0 0 0 0 0 NM NM Total 32 34 24 -2 8 -5.9% 33.3% Qatar Oil 6 3 8 3 -2 100.0% -25.0% Gas 2 3 2 -1 0 -33.3% 0.0% Misc 0 0 0 0 0 NM NM Total 8 6 10 2 -2 33.3% -20.0% Saudi Arabia Oil 48 48 29 0 19 0.0% 65.5% Gas 28 26 31 2 -3 7.7% -9.7% Misc 0 0 0 0 0 NM NM Total 76 74 60 2 16 2.7% 26.7% OPEC Mid. East Oil 98 99 70 -1 28 -1.0% 40.0% Gas 37 38 37 -1 0 -2.6% 0.0% Misc 0 0 0 0 0 NM NM Total 135 137 107 -2 28 -1.5% 26.2% Algeria Oil 23 21 12 2 11 9.5% 91.7% Gas 9 11 11 -2 -2 -18.2% -18.2% Misc 1 1 1 0 0 0.0% 0.0% Total 33 33 24 0 9 0.0% 37.5% Angola Oil 8 8 11 0 -3 0.0% -27.3% Gas 0 0 0 0 0 NM NM Misc 0 0 0 0 0 NM NM Total 8 8 11 0 -3 0.0% -27.3% Libya Oil 0 0 14 0 -14 NM -100.0% Gas 0 0 2 0 -2 NM -100.0% Misc 0 0 0 0 0 NM NM Total 0 0 16 0 -16 NM -100.0% Nigeria Oil 14 14 11 0 3 0.0% 27.3% Gas 2 3 0 -1 2 -33.3% NM Misc 1 1 0 0 1 0.0% NM Total 17 18 11 -1 6 -5.6% 54.5% OPEC Africa Oil 45 43 48 2 -3 4.7% -6.3% Gas 11 14 13 -3 -2 -21.4% -15.4% Misc 2 2 1 0 1 0.0% 100.0% Total 58 59 62 -1 -4 -1.7% -6.5% Ecuador Oil 15 13 10 2 5 15.4% 50.0% Gas 0 0 0 0 0 NM NM Misc 0 0 0 0 0 NM NM Total 15 13 10 2 5 15.4% 50.0% Venezuela Oil 55 56 75 -1 -20 -1.8% -26.7% Gas 14 11 8 3 6 27.3% 75.0% Misc 0 0 0 0 0 NM NM Total 69 67 83 2 -14 3.0% -16.9% South America Oil 70 69 85 1 -15 1.4% -17.6% Gas 14 11 8 3 6 27.3% 75.0% Misc 0 0 0 0 0 NM NM Total 84 80 93 4 -9 5.0% -9.7% OPEC Oil 213 211 203 2 10 0.9% 4.9% Gas 62 63 58 -1 4 -1.6% 6.9% Misc 2 2 1 0 1 0.0% 100.0% Total 277 276 262 1 15 0.4% 5.7%

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