| 年度 | 数值 | 单位 | 发布日期 |
| 2026 | 4413 | 千吨 | 2026-9 |
| 2025 | 4402 | 千吨 | 2026-9 |
| 2024 | 4414 | 千吨 | 2026-9 |
| 2023 | 4447 | 千吨 | 2026-9 |
| 2022 | 4337 | 千吨 | 2026-9 |
| 2021 | 4619 | 千吨 | 2026-9 |
| 2020 | 4606 | 千吨 | 2026-9 |
| 2019 | 4546 | 千吨 | 2026-9 |
| 2018 | 4407 | 千吨 | 2026-9 |
| 2017 | 4512 | 千吨 | 2026-9 |
| 2016 | 4629 | 千吨 | 2026-9 |
| 2015 | 5099 | 千吨 | 2026-9 |
| 2014 | 4968 | 千吨 | 2026-9 |
| 2013 | 4565 | 千吨 | 2026-9 |
| 2012 | 4479 | 千吨 | 2026-9 |
| 2011 | 4382 | 千吨 | 2026-9 |
| 2010 | 4030 | 千吨 | 2026-9 |
| 2009 | 3756 | 千吨 | 2026-9 |
| 2008 | 4060 | 千吨 | 2026-9 |
| 2007 | 3922 | 千吨 | 2026-9 |
| 2006 | 3811 | 千吨 | 2026-9 |
| 2005 | 3784 | 千吨 | 2026-9 |
| 2004 | 3700 | 千吨 | 2026-9 |
| 2003 | 3488 | 千吨 | 2026-9 |
| 2002 | 3305 | 千吨 | 2026-9 |
| 2001 | 3281 | 千吨 | 2026-9 |
| 2000 | 2948 | 千吨 | 2026-9 |
| 1999 | 2857 | 千吨 | 2026-9 |
| 1998 | 2743 | 千吨 | 2026-9 |
| 1997 | 2613 | 千吨 | 2026-9 |
| 1996 | 2586 | 千吨 | 2026-9 |
| 1995 | 2462 | 千吨 | 2026-9 |
| 1994 | 2349 | 千吨 | 2026-9 |
| 1993 | 2228 | 千吨 | 2026-9 |
| 1992 | 3027 | 千吨 | 2026-9 |
| 1991 | 3554 | 千吨 | 2026-9 |
| 1990 | 4882 | 千吨 | 2026-9 |
| 1989 | 4637 | 千吨 | 2026-9 |
| 1988 | 4365 | 千吨 | 2026-9 |
| 1987 | 4389 | 千吨 | 2026-9 |
| 1986 | 4943 | 千吨 | 2026-9 |
| 1985 | 4666 | 千吨 | 2026-9 |
| 1984 | 4797 | 千吨 | 2026-9 |
| 1983 | 4900 | 千吨 | 2026-9 |
| 1982 | 4300 | 千吨 | 2026-9 |
| 1981 | 527 | 千吨 | 2026-9 |
| 1980 | 363 | 千吨 | 2026-9 |