
Production covers 4.6% of consumption.
The rest is imported.
| Reserves | Production | Consumption | Trade | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | 51,000,000,000 | 97 | < 0.01% | — | — | — | — | — | — | — | — | — | — | — | — |
| 2024 | 51,000,000,000 | 97 | < 0.01% | 1,518,284,989 | −22.9% | 81 | < 0.01% | 32,982,795,960 | +1.9% | 92 | 0.02% | 866.1 | 31,455,482,400 | 0 | 31,455,482,400 |
| 2023 | 51,000,000,000 | 97 | < 0.01% | 1,968,264,897 | −32.8% | 81 | < 0.01% | 32,369,485,570 | +275.1% | 92 | 0.02% | 858.3 | 30,563,644,970 | 0 | 30,563,644,970 |
| 2022 | 51,000,000,000 | 97 | < 0.01% | 2,930,625,786 | −29.8% | 76 | < 0.01% | 8,628,542,828 | −70.5% | 107 | 0.01% | 231.1 | 5,752,984,650 | 0 | 5,752,984,650 |
| 2021 | 51,000,000,000 | 96 | < 0.01% | 4,171,725,603 | +11.8% | 76 | < 0.01% | 29,289,302,120 | +0.48% | 95 | 0.02% | 792.6 | 25,195,598,680 | 0 | 25,195,598,680 |
| 2020 | — | — | — | 3,730,185,909 | −0.05% | 78 | < 0.01% | 29,149,349,960 | −21.4% | 96 | 0.02% | 796.8 | 25,600,481,710 | 0 | 25,600,481,710 |
| 2019 | 51,000,000,000 | 94 | < 0.01% | 3,732,081,143 | +13.7% | 81 | < 0.01% | 37,071,469,830 | −5.4% | 93 | 0.03% | 1,023.8 | 33,575,721,320 | 0 | 33,575,721,320 |
| 2018 | 51,000,000,000 | 94 | < 0.01% | 3,283,218,806 | +6.9% | 80 | < 0.01% | 39,181,238,800 | −9.6% | 91 | 0.03% | 1,093.2 | 36,010,459,450 | 0 | 36,010,459,450 |
| 2017 | 51,000,000,000 | 94 | < 0.01% | 3,072,407,100 | +1.2% | 82 | < 0.01% | 43,331,502,000 | −0.81% | 87 | 0.03% | 1,222.5 | 40,400,354,900 | 0 | 40,400,354,900 |
| 2016 | 51,000,000,000 | 94 | < 0.01% | 3,037,092,400 | −8.5% | 83 | < 0.01% | 43,684,649,000 | +1.6% | 87 | 0.03% | 1,247.3 | 40,753,501,900 | 0 | 40,753,501,900 |
| 2015 | 51,000,000,000 | 94 | < 0.01% | 3,319,610,000 | −3.1% | 82 | < 0.01% | 42,978,355,000 | +3.1% | 89 | 0.03% | 1,241.9 | 39,800,005,000 | 0 | 39,800,005,000 |
| 2014 | 51,000,000,000 | 94 | < 0.01% | 3,425,555,000 | +0% | 82 | < 0.01% | 41,671,700,000 | −2.7% | 87 | 0.03% | 1,218.3 | 38,175,515,000 | 0 | 38,175,515,000 |
| 2013 | 51,000,000,000 | 94 | < 0.01% | 3,425,555,000 | +22.8% | 82 | < 0.01% | 42,837,095,000 | −3% | 88 | 0.03% | 1,267.8 | 39,411,540,000 | 0 | 39,411,540,000 |
| 2012 | 51,000,000,000 | 97 | < 0.01% | 2,789,885,000 | +31.7% | 83 | < 0.01% | 44,179,065,000 | +56.4% | 87 | 0.04% | 1,324.5 | 41,389,180,000 | 0 | 41,389,180,000 |
| 2011 | 51,000,000,000 | 96 | < 0.01% | 2,118,900,000 | −14.3% | 83 | < 0.01% | 28,252,000,000 | +40.4% | 92 | 0.02% | 858.4 | 26,133,100,000 | 0 | 26,133,100,000 |
| 2010 | 53,000,000,000 | 96 | < 0.01% | 2,472,050,000 | +16.7% | 82 | < 0.01% | 20,129,550,000 | +1.8% | 96 | 0.02% | 620 | 17,657,500,000 | 0 | 17,657,500,000 |
| 2009 | 53,000,000,000 | 97 | < 0.01% | 2,118,900,000 | +0% | 81 | < 0.01% | 19,776,400,000 | +0% | 95 | 0.02% | 617.4 | 17,657,500,000 | 0 | 17,657,500,000 |
| 2008 | 55,000,000,000 | 96 | < 0.01% | 2,118,900,000 | −6.1% | 81 | < 0.01% | 19,776,400,000 | −13.6% | 94 | 0.02% | 625.7 | 17,657,500,000 | 0 | 17,657,500,000 |
| 2007 | 58,000,000,000 | 95 | < 0.01% | 2,257,701,242 | −4.1% | 81 | < 0.01% | 22,888,400,000 | +13.5% | 93 | 0.02% | 733.9 | 20,630,718,243 | 0 | 20,630,718,243 |
| 2006 | 60,000,000,000 | 95 | < 0.01% | 2,353,658,071 | +45.9% | 82 | < 0.01% | 20,171,754,919 | +26.4% | 93 | 0.02% | 655.5 | 17,818,096,848 | 0 | 17,818,096,848 |
| 2005 | 43,000,000,000 | 95 | < 0.01% | 1,613,161,032 | +14.2% | 81 | < 0.01% | 15,960,517,479 | +1029.9% | 92 | 0.02% | 525.7 | 14,347,356,447 | 0 | 14,347,356,447 |
| 2004 | 43,000,000,000 | 95 | < 0.01% | 1,412,600,000 | −20% | 79 | < 0.01% | 1,412,600,000 | −20% | 103 | < 0.01% | 47.16 | 0 | 0 | 0 |
| 2003 | 43,000,000,000 | 95 | < 0.01% | 1,765,750,000 | +0% | 75 | < 0.01% | 1,765,750,000 | +0% | 99 | < 0.01% | 59.71 | 0 | 0 | 0 |
| 2002 | 47,000,000,000 | 93 | < 0.01% | 1,765,750,000 | +0% | 76 | < 0.01% | 1,765,750,000 | +0% | 98 | < 0.01% | 60.47 | 0 | 0 | 0 |
| 2001 | 47,000,000,000 | 94 | < 0.01% | 1,765,750,000 | +0% | 76 | < 0.01% | 1,765,750,000 | +0% | 97 | < 0.01% | 61.28 | 0 | 0 | 0 |
| 2000 | 49,000,000,000 | 94 | < 0.01% | 1,765,750,000 | +25% | 75 | < 0.01% | 1,765,750,000 | +25% | 96 | < 0.01% | 62.12 | 0 | 0 | 0 |
| 1999 | 50,000,000,000 | 95 | < 0.01% | 1,412,600,000 | −20% | 77 | < 0.01% | 1,412,600,000 | −20% | 96 | < 0.01% | 50.4 | 0 | 0 | 0 |
| 1998 | 50,000,000,000 | 94 | < 0.01% | 1,765,750,000 | +0% | 76 | < 0.01% | 1,765,750,000 | +0% | 95 | < 0.01% | 63.93 | 0 | 0 | 0 |
| 1997 | 40,000,000,000 | 95 | < 0.01% | 1,765,750,000 | +148.7% | 74 | < 0.01% | 1,765,750,000 | +148.7% | 94 | < 0.01% | 64.89 | 0 | 0 | 0 |
| 1996 | 40,000,000,000 | 86 | < 0.01% | 710,000,000 | +0% | 80 | < 0.01% | 710,000,000 | +0% | 96 | < 0.01% | 26.48 | 0 | 0 | 0 |
| 1995 | 53,000,000,000 | 82 | < 0.01% | 710,000,000 | −33% | 82 | < 0.01% | 710,000,000 | −33% | 97 | < 0.01% | 26.89 | 0 | 0 | 0 |
| 1994 | 32,000,000,000 | 83 | < 0.01% | 1,060,000,000 | +0.09% | 80 | < 0.01% | 1,060,000,000 | +0.09% | 96 | < 0.01% | 40.77 | 0 | 0 | 0 |
| 1993 | 37,000,000,000 | 83 | < 0.01% | 1,059,000,000 | +25% | 78 | < 0.01% | 1,059,000,000 | +25% | 96 | < 0.01% | 41.34 | 0 | 0 | 0 |
| 1992 | 43,000,000,000 | 81 | < 0.01% | 847,316,905 | −38.3% | 76 | < 0.01% | 847,316,905 | −38.3% | 93 | < 0.01% | 33.61 | 0 | 0 | 0 |
| 1991 | 53,000,000,000 | 78 | < 0.01% | 1,374,174,212 | −31.3% | 61 | < 0.01% | 1,374,174,212 | −31.3% | 69 | < 0.01% | 55.41 | 0 | 0 | 0 |
| 1990 | 100,000,000,000 | 74 | < 0.01% | 2,000,000,000 | −4.8% | 59 | < 0.01% | 2,000,000,000 | −4.8% | 67 | < 0.01% | 82.05 | 0 | 0 | 0 |
| 1989 | 100,000,000,000 | 73 | < 0.01% | 2,100,000,000 | +0% | 59 | < 0.01% | 2,100,000,000 | +0% | 66 | < 0.01% | 87.72 | — | — | — |
| 1988 | 70,000,000,000 | 73 | < 0.01% | 2,100,000,000 | +0% | 58 | < 0.01% | 2,100,000,000 | +0% | 65 | < 0.01% | 89.36 | — | — | — |
| 1987 | 130,000,000,000 | 70 | < 0.01% | 2,100,000,000 | −30% | 59 | < 0.01% | 2,100,000,000 | −30% | 65 | < 0.01% | 91.09 | — | — | — |
| 1986 | 141,000,000,000 | 68 | < 0.01% | 3,000,000,000 | +0% | 58 | < 0.01% | 3,000,000,000 | +0% | 62 | < 0.01% | 132.7 | — | — | — |
| 1985 | 141,000,000,000 | 68 | < 0.01% | 3,000,000,000 | +50% | 56 | < 0.01% | 3,000,000,000 | +50% | 59 | < 0.01% | 135.7 | — | — | — |
| 1984 | 141,000,000,000 | 67 | < 0.01% | 2,000,000,000 | −37.5% | 60 | < 0.01% | 2,000,000,000 | −37.5% | 64 | < 0.01% | 92.62 | — | — | — |
| 1983 | 141,000,000,000 | 64 | < 0.01% | 3,200,000,000 | +6.7% | 54 | 0.01% | 3,200,000,000 | +6.7% | 59 | 0.01% | 151.9 | — | — | — |
| 1982 | 106,000,000,000 | 62 | < 0.01% | 3,000,000,000 | −6.3% | 54 | 0.01% | 3,000,000,000 | −6.3% | 59 | 0.01% | 146.2 | — | — | — |
| 1981 | 106,000,000,000 | 62 | < 0.01% | 3,200,000,000 | +28% | 54 | 0.01% | 3,200,000,000 | +28% | 58 | 0.01% | 160.1 | — | — | — |
| 1980 | 25,000,000,000 | 63 | < 0.01% | 2,500,000,000 | — | 55 | < 0.01% | 2,500,000,000 | — | 59 | < 0.01% | 128.5 | — | — | — |