91 years
female: 41.21 years (2005 est.)

United Arab Emirates
total: 27.9 years
male: 35.2 years
female: 22.9 years (2005 est.)

United Kingdom
total: 38.99 years
male: 37.89 years
female: 40.13 years (2005 est.)

United States
total: 36.27 years
male: 34.94 years
female: 37.6 years (2005 est.)

Uruguay
total: 32.46 years
male: 31.02 years
female: 33.95 years (2005 est.)

Uzbekistan
total: 22.36 years
male: 21.74 years
female: 23 years (2005 est.)

Vanuatu
total: 22.64 years
male: 22.68 years
female: 22.59 years (2005 est.)

Venezuela
total: 25.6 years
male: 24.98 years
female: 26.24 years (2005 est.)

Vietnam
total: 25.51 years
male: 24.47 years
female: 26.68 years (2005 est.)

Virgin Islands
total: 36.52 years
male: 35.6 years
female: 37.33 years (2005 est.)

West Bank
total: 18.14 years
male: 17.99 years
female: 18.3 years (2005 est.)

World
total: 27.6 years
male: 27 years
female: 28.2 years (2005 est.)

Yemen
total: 16.54 years
male: 16.53 years
female: 16.56 years (2005 est.)

Zambia
total: 16.46 years
male: 16.26 years
female: 16.67 years (2005 est.)

Zimbabwe
total: 19.26 years
male: 19.28 years
female: 19.24 years (2005 est.)

This page was last updated on 20 October, 2005

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@2178 Oil - proved reserves (bbl)

Afghanistan
0 bbl (1 January 2002)

Albania
185.5 million bbl (1 January 2002)

Algeria
11.87 billion bbl (2004 est.)

Angola
22.88 billion bbl (2004 est.)

Argentina
2.9 billion bbl (2004 est.)

Australia
3.664 billion bbl (1 January 2002)

Austria
85.69 million bbl (1 January 2002)

Azerbaijan
589 million bbl (1 January 2002)

Bahrain
126 million bbl (2004 est.)

Bangladesh
28.45 million bbl (1 January 2002)

Barbados
1.254 million bbl (1 January 2002)

Benin
4.105 million bbl (1 January 2002)

Bolivia
458.8 million bbl (1 January 2002)

Brazil
13.9 billion bbl (2004 est.)

Brunei
1.255 billion bbl (1 January 2002)

Bulgaria
8.1 million bbl (1 January 2002)

Burma
3.2 billion bbl (2003)

Cameroon
80 million bbl (2004 est.)

Canada
178.9 billion bbl including shale oil (2004 est.)

Chile
150 million bbl (1 January 2004)

China
17.74 billion bbl (2004 est.)

Colombia
1.7 billion bbl (2004 es