Global tank

World proven oil reserves

Updated: 23 April 2014 08:19 GMT (updated every year)

North America At end 1990 At end 2000 At end 2009 At end 2010
bn bbls bn bbls bn bbls bn tonnes bn bbls % Share of total R/P ratio
USA 33.8 30.4 30.9 3.7 30.9 2.2 11.3
Canada 11.2 18.3 32.1 5.0 32.1 2.3 26.3
Mexico 51.3 20.2 11.7 1.6 11.4 0.8 10.6
Total 96.3 68.9 74.6 10.3 74.3 5.4 14.8
S. & Cent. America At end 1990 At end 2000 At end 2009 At end 2010
bn bbls bn bbls bn bbls bn tonnes bn bbls % Share of total R/P ratio
Argentina 1.6 3.0 2.5 0.3 2.5 0.2 10.6
Brazil 4.5 8.5 12.9 2.0 14.2 1.0 18.3
Colombia 2.0 2.0 1.4 0.3 1.9 0.1 6.5
Ecuador 1.4 4.6 6.3 0.9 6.2 0.4 34.1
Peru 0.8 0.9 1.1 0.2 1.2 0.1 21.6
Trinidad & Tobago 0.6 0.9 0.8 0.1 0.8 0.1 15.6
Venezuela 60.1 76.8 211.2 30.4 211.2 15.3 *
Other S. & Cent. America 0.6 1.3 1.4 0.2 1.4 0.1 28.9
Total 71.5 97.9 1.4 34.3 239.4 17.3 93.9
Europe & Eurasia At end 1990 At end 2000 At end 2009 At end 2010
bn bbls bn bbls bn bbls bn tonnes bn bbls % Share of total R/P ratio
Azerbaijan na 1.2 7.0 1.0 7.0 0.5 18.5
Denmark 0.6 1.1 0.9 0.1 0.9 0.1 9.9
Italy 0.8 0.9 1.0 0.1 1.0 0.1 25.0
Kazakhstan na 25.0 39.8 5.5 39.8 2.9 62.1
Norway 8.6 11.4 7.1 0.8 6.7 0.5 8.5
Romania 1.5 1.2 0.5 0.1 0.5 *** 14.8
Russian Federation na 59.0 76.7 10.6 77.4 5.6 20.6
Turkmenistan na 0.5 0.6 0.1 0.6 *** 7.6
United Kingdom 4.0 4.7 2.8 0.4 2.8 0.2 5.8
Uzbekistan na 0.6 0.6 0.1 0.6 *** 18.7
Other Europe & Eurasia 65.3 2.3 2.3 0.3 2.4 0.2 17.5
Total 80.8 107.9 139.2 19.0 139.7 10.1 21.7
Middle East At end 1990 At end 2000 At end 2009 At end 2010
bn bbls bn bbls bn bbls bn tonnes bn bbls % Share of total R/P ratio
Iran 92.9 99.5 137.0 18.8 137.6 9.9 88.4
Iraq 100.0 112.5 115.0 15.5 115.0 8.3 *
Kuwait 97.0 96.5 101.5 14.0 101.5 7.3 *
Oman 4.4 5.8 5.5 0.7 5.5 0.4 17.4
Qatar 3.0 16.9 25.9 2.7 25.9 1.9 45.2
Saudi Arabia 260.3 262.8 264.6 36.3 264.5 19.1 72.4
Syria 1.9 2.3 2.5 0.3 2.5 0.2 17.8
United Arab Emirates 98.1 97.8 97.8 13.0 97.8 7.1 94.1
Yemen 2.0 2.4 2.7 0.3 2.7 0.2 27.7
Other Middle East 0.1 0.2 0.1 ** 0.1 *** 9.3
Total 659.6 696.7 752.6 101.8 752.5 54.4 81.9
Africa At end 1990 At end 2000 At end 2009 At end 2010
bn bbls bn bbls bn bbls bn tonnes bn bbls % Share of total R/P ratio
Algeria 9.2 11.3 12.2 1.5 12.2 0.9 18.5
Angola 1.6 6.0 13.5 1.8 13.5 1.0 20.0
Chad - 0.9 1.5 0.2 1.5 0.1 33.7
Rep. of Congo (Brazzaville) 0.8 1.7 1.9 0.3 1.9 0.1 18.2
Egypt 3.5 3.6 4.4 0.6 4.5 0.3 16.7
Equatorial Guinea - 0.8 1.7 0.2 1.7 0.1 17.1
Gabon 0.9 2.4 3.7 0.5 3.7 0.3 41.2
Libya 22.8 36.0 46.4 6.0 46.4 3.4 76.7
Nigeria 17.1 29.0 37.2 5.0 37.2 2.7 42.4
Sudan 0.3 0.6 6.7 0.9 6.7 0.5 37.8
Tunisia 1.7 0.4 0.4 0.1 0.4 *** 14.6
Other Africa 0.9 0.7 0.7 0.1 2.3 0.2 44.2
Total 58.7 93.4 130.3 17.4 132.1 9.5 35.8
Asia Pacific At end 1990 At end 2000 At end 2009 At end 2010
bn bbls bn bbls bn bbls bn tonnes bn bbls % Share of total R/P ratio
Australia 3.2 4.9 4.1 0.4 4.1 0.3 19.9
Brunei 1.1 1.2 1.1 0.1 1.1 0.1 17.5
China 16.0 15.2 14.8 2.0 14.8 1.1 9.9
India 5.6 5.3 5.8 1.2 9.0 0.7 30.0
Indonesia 5.4 5.1 4.3 0.6 4.2 0.3 11.8
Malaysia 3.6 4.5 5.8 0.8 5.8 0.4 22.2
Thailand 0.3 0.5 0.4 0.1 0.4 *** 3.6
Vietnam 0.2 2.0 4.5 0.6 4.4 0.3 32.6
Other Asia Pacific 1.0 1.3 1.3 0.2 1.3 0.1 11.3
Total 36.3 40.1 42.2 6.0 45.2 3.3 14.8
TOTAL WORLD At end 1990 At end 2000 At end 2009 At end 2010
bn bbls bn bbls bn bbls bn tonnes bn bbls % Share of total R/P ratio
Total World 1003.2 1104.9 1376.6 188.8 1383.2 100.0 46.2
of which: OECD 115.4 93.3 92.0 12.4 91.4 6.6 13.5
of which: OPEC 763.4 849.7 1068.6 146.0 1068.4 77.2 85.3
of which: European Union~ 176.5 168.2 182.6 25.5 188.7 13.6 15.1
of which: Non-OPEC X 8.1 8.8 6.2 0.8 6.3 0.5 8.8
Former Soviet Union 63.3 87.1 125.4 17.3 126.1 9.1 25.6
Canadian oil sands# na 163.3 143.1 23.3 143.1
Proved reserves and oil na 1268.2 1519.6 212.0 1526.3

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