| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026 | 375 | 千吨 | 2026-9 |
| 2025 | 365 | 千吨 | 2026-9 |
| 2024 | 348 | 千吨 | 2026-9 |
| 2023 | 352 | 千吨 | 2026-9 |
| 2022 | 342 | 千吨 | 2026-9 |
| 2021 | 438 | 千吨 | 2026-9 |
| 2020 | 441 | 千吨 | 2026-9 |
| 2019 | 405 | 千吨 | 2026-9 |
| 2018 | 539 | 千吨 | 2026-9 |
| 2017 | 573 | 千吨 | 2026-9 |
| 2016 | 533 | 千吨 | 2026-9 |
| 2015 | 518 | 千吨 | 2026-9 |
| 2014 | 472 | 千吨 | 2026-9 |
| 2013 | 523 | 千吨 | 2026-9 |
| 2012 | 534 | 千吨 | 2026-9 |
| 2011 | 549 | 千吨 | 2026-9 |
| 2010 | 458 | 千吨 | 2026-9 |
| 2009 | 478 | 千吨 | 2026-9 |
| 2008 | 450 | 千吨 | 2026-9 |
| 2007 | 420 | 千吨 | 2026-9 |
| 2006 | 409 | 千吨 | 2026-9 |
| 2005 | 396 | 千吨 | 2026-9 |
| 2004 | 446 | 千吨 | 2026-9 |
| 2003 | 405 | 千吨 | 2026-9 |
| 2002 | 384 | 千吨 | 2026-9 |
| 2001 | 389 | 千吨 | 2026-9 |
| 2000 | 373 | 千吨 | 2026-9 |
| 1999 | 348 | 千吨 | 2026-9 |
| 1998 | 339 | 千吨 | 2026-9 |
| 1997 | 322 | 千吨 | 2026-9 |
| 1996 | 319 | 千吨 | 2026-9 |
| 1995 | 338 | 千吨 | 2026-9 |
| 1994 | 423 | 千吨 | 2026-9 |
| 1993 | 421 | 千吨 | 2026-9 |
| 1992 | 420 | 千吨 | 2026-9 |
| 1991 | 248 | 千吨 | 2026-9 |
| 1990 | 249 | 千吨 | 2026-9 |
| 1989 | 245 | 千吨 | 2026-9 |
| 1988 | 256 | 千吨 | 2026-9 |
| 1987 | 232 | 千吨 | 2026-9 |
| 1986 | 250 | 千吨 | 2026-9 |
| 1985 | 246 | 千吨 | 2026-9 |
| 1984 | 233 | 千吨 | 2026-9 |
| 1983 | 233 | 千吨 | 2026-9 |
| 1982 | 225 | 千吨 | 2026-9 |
| 1981 | 208 | 千吨 | 2026-9 |
| 1980 | 202 | 千吨 | 2026-9 |
| 1979 | 180 | 千吨 | 2026-9 |
| 1978 | 178 | 千吨 | 2026-9 |
| 1977 | 183 | 千吨 | 2026-9 |
| 1976 | 43 | 千吨 | 2026-9 |
| 1975 | 42 | 千吨 | 2026-9 |