
| Reserves | Production | Consumption | Trade | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | — | — | — | 0 | — | — | — | 260,793 | −58.4% | 91 | < 0.01% | 134.6 | 332,451 | 24,802 | 307,649 |
| 2023 | 0 | — | — | 0 | — | — | — | 626,783 | −15.4% | 86 | 0.01% | 321.8 | 700,638 | 0 | 700,638 |
| 2022 | 0 | — | — | 0 | — | — | — | 740,757 | −0.22% | 85 | 0.01% | 379.2 | 740,019 | 1,296.6 | 738,722 |
| 2021 | 0 | — | — | 0 | — | — | — | 742,406 | +17.5% | 83 | 0.01% | 378.3 | 747,064 | 0 | 747,064 |
| 2020 | 0 | — | — | 0 | — | — | — | 631,844 | −16.8% | 86 | 0.01% | 319.6 | 676,292 | 0 | 676,292 |
| 2019 | 0 | — | — | 0 | — | — | — | 759,492 | +17.9% | 80 | 0.01% | 381 | 819,155 | 0 | 819,155 |
| 2018 | 0 | — | — | 0 | — | — | — | 644,300 | −7.7% | 84 | 0.01% | 320.2 | 669,215 | 0 | 669,215 |
| 2017 | 0 | — | — | 0 | — | — | — | 698,203 | −40.8% | 82 | 0.01% | 342.3 | 747,476 | 0 | 747,476 |
| 2016 | 0 | — | — | 0 | — | — | — | 1,179,472 | +7.4% | 74 | 0.01% | 570.3 | 1,239,881 | 0 | 1,239,881 |
| 2015 | 0 | — | — | 0 | — | — | — | 1,097,901 | −7.3% | 72 | 0.01% | 524.8 | 1,167,119 | 0 | 1,167,119 |
| 2014 | 0 | — | — | 0 | — | — | — | 1,183,881 | −3.6% | 66 | 0.01% | 561.2 | 1,107,658 | 0 | 1,107,658 |
| 2013 | 0 | — | — | 0 | — | — | — | 1,227,973 | +5.9% | 65 | 0.01% | 578.9 | 1,360,549 | 0 | 1,360,549 |
| 2012 | 0 | — | — | 0 | — | — | — | 1,159,630 | −12.1% | 64 | 0.01% | 544.5 | 1,015,840 | 0 | 1,015,840 |
| 2011 | 0 | — | — | 0 | — | — | — | 1,319,465 | +2.2% | 65 | 0.02% | 616.5 | 1,301,127 | 0 | 1,301,127 |
| 2010 | 0 | — | — | 0 | — | — | — | 1,290,805 | +38.1% | 64 | 0.02% | 600.2 | 1,322,834 | 0 | 1,322,834 |
| 2009 | 0 | — | — | 0 | — | — | — | 934,759 | −28.3% | 66 | 0.01% | 433.7 | 839,864 | 0 | 839,864 |
| 2008 | 0 | — | — | 0 | — | — | — | 1,302,930 | +3.1% | 65 | 0.02% | 604 | 1,378,367 | 0 | 1,378,367 |
| 2007 | — | — | — | 0 | — | — | — | 1,263,247 | +7% | 62 | 0.02% | 585.4 | 1,286,511 | 0 | 1,286,511 |
| 2006 | — | — | — | 0 | — | — | — | 1,180,574 | −6.1% | 63 | 0.02% | 547.1 | 1,286,071 | 0 | 1,286,071 |
| 2005 | — | — | — | 0 | — | — | — | 1,256,633 | −4.1% | 61 | 0.02% | 582.6 | 1,147,005 | 0 | 1,147,005 |
| 2004 | — | — | — | 0 | — | — | — | 1,310,647 | +5.9% | 61 | 0.02% | 608.2 | 1,434,353 | 0 | 1,434,353 |
| 2003 | — | — | — | 0 | — | — | — | 1,237,894 | +16.4% | 61 | 0.02% | 574.9 | 1,242,662 | 0 | 1,242,662 |
| 2002 | — | — | — | 0 | — | — | — | 1,063,729 | +23.6% | 60 | 0.02% | 494.1 | 1,079,671 | 0 | 1,079,671 |
| 2001 | — | — | — | 0 | — | — | — | 860,904 | +11.1% | 62 | 0.02% | 400.3 | 802,070 | 0 | 802,070 |
| 2000 | — | — | — | 0 | −100% | — | — | 774,924 | +102.6% | 62 | 0.01% | 358.3 | 863,109 | 0 | 863,109 |
| 1999 | — | — | — | 16,535 | −70.6% | 68 | < 0.01% | 382,502 | −11.9% | 65 | 0.01% | 174.4 | 466,277 | 0 | 466,277 |
| 1998 | — | — | — | 56,218 | +4.1% | 59 | < 0.01% | 434,310 | −6% | 65 | 0.01% | 195.4 | 364,865 | 0 | 364,865 |
| 1997 | — | — | — | 54,013 | −25.8% | 59 | < 0.01% | 461,868 | +57.5% | 64 | 0.01% | 205.1 | 284,396 | 0 | 284,396 |
| 1996 | — | — | — | 72,752 | −19.5% | 57 | < 0.01% | 293,214 | −19.6% | 66 | 0.01% | 128.5 | 218,257 | 0 | 218,257 |
| 1995 | — | — | — | 90,389 | −20.4% | 55 | < 0.01% | 364,865 | −48.3% | 65 | 0.01% | 158 | 320,772 | 0 | 320,772 |
| 1994 | — | — | — | 113,538 | −11.2% | 59 | < 0.01% | 705,478 | −36.8% | 62 | 0.01% | 301.8 | 606,270 | 0 | 606,270 |
| 1993 | — | — | — | 127,868 | −3.3% | 58 | < 0.01% | 1,115,538 | −5% | 59 | 0.02% | 471.7 | 927,043 | 0 | 927,043 |
| 1992 | — | — | — | 132,277 | — | 57 | < 0.01% | 1,173,960 | — | 57 | 0.02% | 491 | 1,061,525 | 0 | 1,061,525 |