"Proven" reserves in order
Summary of Reserve Data as of 2007
Reserves 1 Production 2 Reserve life 3
(109bbl) (106bpd) (years)
Saudi 260 8.8 81
Canada 179 2.7 182
Iraq 115 3.7 101
Iran 105 2.2 143
Kuwait 99 2.5 108
UAE 97 2.5 107
Vnz 80 2.4 91
Russia 60 9.5 17
Libya 41.5 1.8 63
Nigeria 36.2 2.3 43
US 21 4.9 12
Mexico 12 3.2 10
Notes:
1. Claimed or estimated reserves in billions (109) of barrels. (Source: Oil & Gas Journal, January, 2007)
2. Production rate in millions (106) of barrels per day (Source: US Energy Information Authority, September, 2007)
3. Reserve life in years, calculated as reserves / annual production. (from above)