
Consumption uses 98.6% of production.
| Reserves | Production | Consumption | Trade | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | 1,037,000,000,000 | 66 | 0.01% | — | — | — | — | — | — | — | — | — | — | — | — |
| 2024 | 966,000,000,000 | 67 | 0.01% | 118,100,474,100 | −16.8% | 53 | 0.08% | 116,470,611,000 | −19.6% | 71 | 0.08% | 22,338 | 0 | 0 | 0 |
| 2023 | 1,057,000,000,000 | 65 | 0.01% | 141,943,017,300 | +2.8% | 51 | 0.10% | 144,849,009,600 | +4.7% | 66 | 0.10% | 28,002 | 0 | 0 | 0 |
| 2022 | 1,046,000,000,000 | 65 | 0.01% | 138,034,845,400 | −6% | 51 | 0.09% | 138,319,639,400 | −5.7% | 66 | 0.10% | 26,954 | 0 | 0 | 0 |
| 2021 | 1,100,000,000,000 | 64 | 0.02% | 146,901,483,700 | −11.9% | 53 | 0.10% | 146,672,025,000 | −13.9% | 67 | 0.10% | 28,716 | 0 | 0 | 0 |
| 2020 | — | — | — | 166,781,011,200 | −1% | 52 | 0.12% | 170,375,604,800 | −2.5% | 66 | 0.12% | 33,605 | 0 | 0 | 0 |
| 2019 | 991,000,000,000 | 67 | 0.01% | 168,490,879,400 | +5.9% | 53 | 0.12% | 174,675,070,600 | +7.4% | 64 | 0.12% | 35,009 | 0 | 0 | 0 |
| 2018 | 1,190,000,000,000 | 65 | 0.02% | 159,089,772,500 | −11.8% | 53 | 0.11% | 162,678,658,600 | −11% | 65 | 0.12% | 33,194 | 0 | 0 | 0 |
| 2017 | 1,267,000,000,000 | 65 | 0.02% | 180,353,659,100 | +0.81% | 53 | 0.14% | 182,755,090,500 | +2.2% | 60 | 0.14% | 37,973 | 0 | 0 | 0 |
| 2016 | 1,303,000,000,000 | 64 | 0.02% | 178,905,756,400 | +2.3% | 52 | 0.14% | 178,799,844,100 | +0.06% | 58 | 0.14% | 37,923 | 0 | 0 | 0 |
| 2015 | 1,361,000,000,000 | 64 | 0.02% | 174,950,510,000 | −5.5% | 52 | 0.14% | 178,693,900,000 | −5.8% | 57 | 0.14% | 38,728 | 0 | 0 | 0 |
| 2014 | 1,001,000,000,000 | 66 | 0.01% | 185,085,915,000 | +9.4% | 52 | 0.15% | 189,606,235,000 | +11.7% | 57 | 0.15% | 41,921 | 0 | 0 | 0 |
| 2013 | 1,039,000,000,000 | 66 | 0.02% | 169,194,165,000 | +3.1% | 53 | 0.14% | 169,759,205,000 | +6.7% | 61 | 0.14% | 38,115 | 0 | 0 | 0 |
| 2012 | 976,000,000,000 | 69 | 0.01% | 164,144,120,000 | +6.6% | 53 | 0.14% | 159,094,075,000 | +4.2% | 60 | 0.13% | 36,062 | 0 | 0 | 0 |
| 2011 | 1,214,000,000,000 | 66 | 0.02% | 153,938,085,000 | −9.8% | 52 | 0.13% | 152,737,375,000 | −8.1% | 63 | 0.13% | 34,850 | 0 | 0 | 0 |
| 2010 | 1,200,000,000,000 | 65 | 0.02% | 170,642,080,000 | +7.6% | 52 | 0.15% | 166,227,705,000 | +10.8% | 63 | 0.14% | 38,233 | 0 | 0 | 0 |
| 2009 | 1,200,000,000,000 | 65 | 0.02% | 158,599,665,000 | +5.1% | 50 | 0.15% | 150,053,435,000 | +2.4% | 60 | 0.14% | 34,861 | 0 | 0 | 0 |
| 2008 | 1,048,000,000,000 | 66 | 0.02% | 150,900,995,000 | −2.9% | 50 | 0.14% | 146,557,250,000 | −4.1% | 63 | 0.13% | 34,388 | 0 | 0 | 0 |
| 2007 | 900,000,000,000 | 72 | 0.01% | 155,350,685,000 | +10.9% | 48 | 0.15% | 152,843,320,000 | +12% | 61 | 0.14% | 36,191 | 0 | 0 | 0 |
| 2006 | 900,000,000,000 | 71 | 0.01% | 140,129,920,000 | −3.9% | 48 | 0.14% | 136,492,475,000 | −6.3% | 62 | 0.13% | 32,639 | 0 | 0 | 0 |
| 2005 | 1,178,000,000,000 | 69 | 0.02% | 145,815,635,000 | −0.75% | 46 | 0.15% | 145,709,690,000 | +0% | 61 | 0.15% | 35,238 | 0 | 0 | 0 |
| 2004 | 1,320,000,000,000 | 66 | 0.02% | 146,910,400,000 | −10.4% | 46 | 0.15% | 145,709,690,000 | −11.5% | 59 | 0.15% | 35,679 | 0 | 0 | 0 |
| 2003 | 3,086,000,000,000 | 56 | 0.06% | 163,967,545,000 | −22.5% | 46 | 0.18% | 164,673,845,000 | −22.8% | 58 | 0.18% | 40,937 | 0 | 0 | 0 |
| 2002 | 2,083,000,000,000 | 63 | 0.04% | 211,642,795,000 | −6.5% | 43 | 0.23% | 213,231,970,000 | −6.4% | 53 | 0.23% | 53,967 | 0 | 0 | 0 |
| 2001 | 2,450,000,000,000 | 62 | 0.05% | 226,333,835,000 | +5.6% | 40 | 0.26% | 227,852,380,000 | +7.3% | 48 | 0.26% | 58,547 | 0 | 0 | 0 |
| 2000 | 2,450,000,000,000 | 62 | 0.05% | 214,362,050,000 | +6.2% | 40 | 0.25% | 212,349,095,000 | +6% | 50 | 0.24% | 55,047 | 0 | 0 | 0 |
| 1999 | 2,450,000,000,000 | 62 | 0.05% | 201,860,540,000 | +15.5% | 39 | 0.24% | 200,306,680,000 | +14.5% | 49 | 0.24% | 52,224 | 0 | 0 | 0 |
| 1998 | 2,400,000,000,000 | 63 | 0.05% | 174,703,305,000 | −12.4% | 44 | 0.21% | 174,985,825,000 | −12% | 52 | 0.21% | 45,912 | 0 | 0 | 0 |
| 1997 | 2,398,000,000,000 | 61 | 0.05% | 199,529,750,000 | +6.2% | 40 | 0.25% | 198,788,135,000 | +6.7% | 47 | 0.24% | 52,632 | 0 | 0 | 0 |
| 1996 | 2,842,000,000,000 | 53 | 0.10% | 187,875,800,000 | +13.2% | 38 | 0.23% | 186,321,940,000 | +12.2% | 47 | 0.23% | 49,961 | 0 | 0 | 0 |
| 1995 | 3,008,000,000,000 | 52 | 0.10% | 165,945,185,000 | −5.9% | 41 | 0.21% | 166,015,815,000 | −5% | 49 | 0.21% | 45,181 | 0 | 0 | 0 |
| 1994 | 3,155,000,000,000 | 53 | 0.10% | 176,433,740,000 | +0.73% | 36 | 0.23% | 174,773,935,000 | −0.22% | 45 | 0.23% | 48,266 | 0 | 0 | 0 |
| 1993 | 3,386,000,000,000 | 52 | 0.12% | 175,161,700,000 | −11% | 40 | 0.23% | 175,161,700,000 | −10.2% | 46 | 0.23% | 49,015 | 0 | 0 | 0 |
| 1992 | 3,449,000,000,000 | 51 | 0.13% | 196,739,865,000 | +5.8% | 34 | 0.26% | 195,009,430,000 | +7.1% | 39 | 0.26% | 55,208 | 0 | 0 | 0 |
| 1991 | 4,106,000,000,000 | 43 | 0.10% | 186,000,000,000 | +10.1% | 29 | 0.25% | 182,000,000,000 | +7.7% | 34 | 0.24% | 52,285 | 0 | 0 | 0 |
| 1990 | 5,120,000,000,000 | 36 | 0.13% | 169,000,000,000 | −0.59% | 29 | 0.23% | 169,000,000,000 | +0.6% | 35 | 0.23% | 49,750 | 0 | 0 | 0 |
| 1989 | 5,150,000,000,000 | 36 | 0.13% | 170,000,000,000 | +2.4% | 31 | 0.24% | 168,000,000,000 | +1.8% | 33 | 0.23% | 50,393 | — | — | — |
| 1988 | 5,200,000,000,000 | 34 | 0.14% | 166,000,000,000 | +9.2% | 31 | 0.24% | 165,000,000,000 | +9.3% | 32 | 0.24% | 49,758 | — | — | — |
| 1987 | 5,690,000,000,000 | 35 | 0.16% | 152,000,000,000 | −4.4% | 29 | 0.23% | 151,000,000,000 | −3.8% | 32 | 0.23% | 45,765 | — | — | — |
| 1986 | 5,515,000,000,000 | 31 | 0.16% | 159,000,000,000 | +19.5% | 30 | 0.25% | 157,000,000,000 | +17.2% | 32 | 0.25% | 47,844 | — | — | — |
| 1985 | 5,438,000,000,000 | 32 | 0.16% | 133,000,000,000 | +25.5% | 32 | 0.21% | 134,000,000,000 | +27.6% | 34 | 0.22% | 41,003 | — | — | — |
| 1984 | 5,533,000,000,000 | 31 | 0.17% | 106,000,000,000 | +23.3% | 32 | 0.18% | 105,000,000,000 | +25% | 34 | 0.18% | 32,309 | — | — | — |
| 1983 | 5,545,000,000,000 | 32 | 0.18% | 86,000,000,000 | +6.2% | 32 | 0.16% | 84,000,000,000 | +5% | 33 | 0.15% | 26,093 | — | — | — |
| 1982 | 6,020,000,000,000 | 30 | 0.21% | 81,000,000,000 | +72.3% | 33 | 0.15% | 80,000,000,000 | +70.2% | 33 | 0.15% | 25,117 | — | — | — |
| 1981 | 6,100,000,000,000 | 29 | 0.23% | 47,000,000,000 | +17.5% | 42 | 0.09% | 47,000,000,000 | +20.5% | 42 | 0.09% | 14,874 | — | — | — |
| 1980 | 6,000,000,000,000 | 31 | 0.23% | 40,000,000,000 | — | 40 | 0.07% | 39,000,000,000 | — | 41 | 0.07% | 12,395 | — | — | — |