
Production covers 99.9% of consumption.
The rest is imported.
| Reserves | Production | Consumption | Trade | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | 385,000,000,000 | 78 | 0.01% | — | — | — | — | — | — | — | — | — | — | — | — |
| 2024 | 385,000,000,000 | 78 | 0.01% | 9,400,416,039 | +8% | 72 | 0.01% | 9,405,588,174 | +8.1% | 107 | 0.01% | 518.6 | 5,172,135 | 0 | 5,172,135 |
| 2023 | 385,000,000,000 | 78 | 0.01% | 8,704,093,771 | −9.4% | 73 | 0.01% | 8,704,093,771 | −9.4% | 107 | 0.01% | 484.1 | 0 | 0 | 0 |
| 2022 | 385,000,000,000 | 78 | 0.01% | 9,612,008,329 | −10.2% | 73 | 0.01% | 9,612,008,329 | −10.2% | 105 | 0.01% | 539.3 | 0 | 0 | 0 |
| 2021 | 385,000,000,000 | 76 | 0.01% | 10,702,356,350 | +4.6% | 73 | 0.01% | 10,702,356,350 | +4.6% | 104 | 0.01% | 605.3 | 0 | 0 | 0 |
| 2020 | — | — | — | 10,229,599,600 | −15.4% | 74 | 0.01% | 10,229,599,600 | −15.4% | 105 | 0.01% | 583 | 0 | 0 | 0 |
| 2019 | 385,000,000,000 | 76 | 0.01% | 12,091,850,630 | −9.7% | 74 | 0.01% | 12,091,850,630 | −9.7% | 102 | 0.01% | 697.3 | 0 | 0 | 0 |
| 2018 | 385,000,000,000 | 76 | 0.01% | 13,392,289,640 | −20.6% | 74 | 0.01% | 13,392,289,630 | −20.6% | 100 | 0.01% | 785.5 | 0 | 0 | 0 |
| 2017 | 385,000,000,000 | 76 | 0.01% | 16,872,369,837 | −12.7% | 73 | 0.01% | 16,872,369,840 | −12.7% | 100 | 0.01% | 1,006.7 | 0 | 0 | 0 |
| 2016 | 388,000,000,000 | 76 | 0.01% | 19,317,290,000 | +10.1% | 73 | 0.02% | 19,317,290,000 | +10.1% | 99 | 0.02% | 1,170.4 | 0 | 0 | 0 |
| 2015 | 212,000,000,000 | 86 | < 0.01% | 17,551,555,000 | −14% | 73 | 0.01% | 17,551,555,000 | −14% | 100 | 0.01% | 1,079 | 0 | 0 | 0 |
| 2014 | 212,000,000,000 | 85 | < 0.01% | 20,412,070,000 | +12.2% | 69 | 0.02% | 20,412,070,000 | +12.2% | 94 | 0.02% | 1,273 | 0 | 0 | 0 |
| 2013 | 247,000,000,000 | 81 | < 0.01% | 18,187,225,000 | −0.39% | 70 | 0.01% | 18,187,225,000 | −0.39% | 98 | 0.01% | 1,150.6 | 0 | 0 | 0 |
| 2012 | 282,000,000,000 | 82 | < 0.01% | 18,257,855,000 | +114.5% | 71 | 0.02% | 18,257,855,000 | +114.5% | 97 | 0.02% | 1,172.5 | 0 | 0 | 0 |
| 2011 | 282,000,000,000 | 82 | < 0.01% | 8,510,915,000 | −27% | 74 | 0.01% | 8,510,915,000 | −27% | 101 | 0.01% | 555.3 | 0 | 0 | 0 |
| 2010 | 282,000,000,000 | 81 | < 0.01% | 11,653,950,000 | +11.5% | 72 | 0.01% | 11,653,950,000 | +11.5% | 98 | 0.01% | 773 | 0 | 0 | 0 |
| 2009 | 315,000,000,000 | 79 | 0.01% | 10,453,240,000 | +13.8% | 73 | 0.01% | 10,453,240,000 | +13.8% | 98 | 0.01% | 705.1 | 0 | 0 | 0 |
| 2008 | — | — | — | 9,181,900,000 | −5.5% | 71 | 0.01% | 9,181,900,000 | −5.5% | 99 | 0.01% | 630 | 0 | 0 | 0 |
| 2007 | — | — | — | 9,711,625,000 | −1.8% | 73 | 0.01% | 9,711,625,000 | −1.8% | 99 | 0.01% | 677.8 | 0 | 0 | 0 |
| 2006 | 345,000,000,000 | 80 | 0.01% | 9,888,200,000 | +7.7% | 73 | 0.01% | 9,888,200,000 | +7.7% | 97 | 0.01% | 702 | 0 | 0 | 0 |
| 2005 | 345,000,000,000 | 80 | 0.01% | 9,181,900,000 | +52.9% | 72 | 0.01% | 9,181,900,000 | +52.9% | 96 | 0.01% | 663.1 | 0 | 0 | 0 |
| 2004 | 345,000,000,000 | 80 | 0.01% | 6,003,550,000 | +13.3% | 72 | 0.01% | 6,003,550,000 | +13.3% | 93 | 0.01% | 441.2 | 0 | 0 | 0 |
| 2003 | 345,000,000,000 | 80 | 0.01% | 5,297,250,000 | +50% | 71 | 0.01% | 5,297,250,000 | +50% | 94 | 0.01% | 396.1 | 0 | 0 | 0 |
| 2002 | 3,670,000,000,000 | 51 | 0.07% | 3,531,500,000 | −37.5% | 72 | < 0.01% | 3,531,500,000 | −37.5% | 94 | < 0.01% | 268.8 | 0 | 0 | 0 |
| 2001 | 3,670,000,000,000 | 51 | 0.07% | 5,650,400,000 | +14.3% | 70 | 0.01% | 5,650,400,000 | +14.3% | 92 | 0.01% | 437.7 | 0 | 0 | 0 |
| 2000 | 3,670,000,000,000 | 51 | 0.07% | 4,944,100,000 | +40% | 70 | 0.01% | 4,944,100,000 | +40% | 92 | 0.01% | 389.6 | 0 | 0 | 0 |
| 1999 | 3,670,000,000,000 | 52 | 0.07% | 3,531,500,000 | +0% | 71 | < 0.01% | 3,531,500,000 | +0% | 92 | < 0.01% | 283.2 | 0 | 0 | 0 |
| 1998 | 3,700,000,000,000 | 52 | 0.07% | 3,531,500,000 | +0% | 71 | < 0.01% | 3,531,500,000 | +0% | 92 | < 0.01% | 288.3 | 0 | 0 | 0 |
| 1997 | 3,700,000,000,000 | 52 | 0.07% | 3,531,500,000 | −16.7% | 71 | < 0.01% | 3,531,500,000 | −16.7% | 91 | < 0.01% | 293.5 | 0 | 0 | 0 |
| 1996 | 3,800,000,000,000 | 48 | 0.13% | 4,237,800,000 | −0.05% | 70 | 0.01% | 4,237,800,000 | −0.05% | 89 | 0.01% | 358.8 | 0 | 0 | 0 |
| 1995 | 3,800,000,000,000 | 47 | 0.13% | 4,240,000,000 | +20.1% | 69 | 0.01% | 4,240,000,000 | +20.1% | 87 | 0.01% | 365.8 | 0 | 0 | 0 |
| 1994 | 3,800,000,000,000 | 48 | 0.13% | 3,530,000,000 | +0% | 68 | < 0.01% | 3,530,000,000 | +0% | 87 | < 0.01% | 310.4 | 0 | 0 | 0 |
| 1993 | 3,899,000,000,000 | 48 | 0.13% | 3,530,000,000 | −0.04% | 69 | < 0.01% | 3,530,000,000 | −0.04% | 89 | < 0.01% | 316.5 | 0 | 0 | 0 |
| 1992 | 3,885,000,000,000 | 45 | 0.15% | 3,531,500,000 | +9.5% | 68 | < 0.01% | 3,531,500,000 | +9.5% | 88 | < 0.01% | 323.1 | 0 | 0 | 0 |
| 1991 | 3,950,000,000,000 | 47 | 0.09% | 3,226,165,385 | −19.3% | 59 | < 0.01% | 3,226,165,385 | −19.3% | 67 | < 0.01% | 301.4 | 0 | 0 | 0 |
| 1990 | 3,990,000,000,000 | 44 | 0.10% | 4,000,000,000 | +42.9% | 56 | 0.01% | 4,000,000,000 | +42.9% | 64 | 0.01% | 381.9 | 0 | 0 | 0 |
| 1989 | 4,020,000,000,000 | 40 | 0.10% | 2,800,000,000 | +0% | 57 | < 0.01% | 2,800,000,000 | +0% | 64 | < 0.01% | 273.4 | — | — | — |
| 1988 | 4,020,000,000,000 | 40 | 0.11% | 2,800,000,000 | +47.4% | 57 | < 0.01% | 2,800,000,000 | +47.4% | 64 | < 0.01% | 279.7 | — | — | — |
| 1987 | 4,050,000,000,000 | 40 | 0.11% | 1,900,000,000 | −36.7% | 61 | < 0.01% | 1,900,000,000 | −36.7% | 67 | < 0.01% | 194.3 | — | — | — |
| 1986 | 4,090,000,000,000 | 38 | 0.12% | 3,000,000,000 | −25% | 56 | < 0.01% | 3,000,000,000 | −25% | 60 | < 0.01% | 314.3 | — | — | — |
| 1985 | 3,000,000,000,000 | 42 | 0.09% | 4,000,000,000 | +0% | 55 | 0.01% | 4,000,000,000 | +0% | 58 | 0.01% | 429.6 | — | — | — |
| 1984 | 3,526,000,000,000 | 38 | 0.11% | 4,000,000,000 | +33.3% | 55 | 0.01% | 4,000,000,000 | +33.3% | 60 | 0.01% | 440.8 | — | — | — |
| 1983 | 4,100,000,000,000 | 38 | 0.14% | 3,000,000,000 | +50% | 55 | 0.01% | 3,000,000,000 | +50% | 60 | 0.01% | 339.4 | — | — | — |
| 1982 | 4,300,000,000,000 | 36 | 0.15% | 2,000,000,000 | +5.3% | 57 | < 0.01% | 2,000,000,000 | +0% | 62 | < 0.01% | 232.3 | — | — | — |
| 1981 | 4,000,000,000,000 | 37 | 0.15% | 1,900,000,000 | −36.7% | 56 | < 0.01% | 2,000,000,000 | −33.3% | 61 | < 0.01% | 238.5 | — | — | — |
| 1980 | 4,000,000,000,000 | 36 | 0.15% | 3,000,000,000 | — | 53 | 0.01% | 3,000,000,000 | — | 57 | 0.01% | 367.4 | — | — | — |