Summary of Proven Reserve Data as of 2012 -- Country Reserves 10 bbl Reserves 10 m Production 10 bbl / d Production 10 m / d Reserve / Production Ratio years Venezuela 296.50 47.140 2.1 330 387 Saudi Arabia 265.40 42.195 8.9 1,410 81 Canada 175.00 27.823 2.7 430 178 Iran 151.20 24.039 4.1 650 101 5 Iraq 143.10 22.751 3.4 540 163 6 Kuwait 101.50 16.137 2.3 370 121 7 United Arab Emirates 97.80 15.549 2.4 380 156 8 Russia 80.00 12.719 10.0 1,590 22 9 Libya 47.00 7.472 1.7 270 76 10 Nigeria 37.00 5.883 2.5 400 41 11 Kazakhstan 30.00 4.770 1.5 240 55 12 Qatar 25.41 4.040 1.1 170 63 13 China 25.40 4.038 4.1 650 15 14 United States 25.00 3.975 7.0 1,110 10 15 Angola 13.50 2.146 1.9 300 19 16 Algeria 13.42 2.134 1.7 270 22 17 Brazil 13.20 2.099 2.1 330 17 Total of top seventeen reserves 1,540.43 244.909 59.5 9,460 64 Notes: 1 Reserve to Production ratio (in years), calculated as reserves / annual production. (from above)
where does most of the worlds oil come from
Venezuela