| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026 | 395 | 千吨 | 2026-9 |
| 2025 | 390 | 千吨 | 2026-9 |
| 2024 | 383 | 千吨 | 2026-9 |
| 2023 | 371 | 千吨 | 2026-9 |
| 2022 | 381 | 千吨 | 2026-9 |
| 2021 | 396 | 千吨 | 2026-9 |
| 2020 | 405 | 千吨 | 2026-9 |
| 2019 | 386 | 千吨 | 2026-9 |
| 2018 | 349 | 千吨 | 2026-9 |
| 2017 | 360 | 千吨 | 2026-9 |
| 2016 | 357 | 千吨 | 2026-9 |
| 2015 | 353 | 千吨 | 2026-9 |
| 2014 | 380 | 千吨 | 2026-9 |
| 2013 | 359 | 千吨 | 2026-9 |
| 2012 | 342 | 千吨 | 2026-9 |
| 2011 | 336 | 千吨 | 2026-9 |
| 2010 | 326 | 千吨 | 2026-9 |
| 2009 | 366 | 千吨 | 2026-9 |
| 2008 | 440 | 千吨 | 2026-9 |
| 2007 | 425 | 千吨 | 2026-9 |
| 2006 | 405 | 千吨 | 2026-9 |
| 2005 | 390 | 千吨 | 2026-9 |
| 2004 | 442 | 千吨 | 2026-9 |
| 2003 | 445 | 千吨 | 2026-9 |
| 2002 | 405 | 千吨 | 2026-9 |
| 2001 | 383 | 千吨 | 2026-9 |
| 2000 | 335 | 千吨 | 2026-9 |
| 1999 | 320 | 千吨 | 2026-9 |
| 1998 | 425 | 千吨 | 2026-9 |
| 1997 | 520 | 千吨 | 2026-9 |
| 1996 | 488 | 千吨 | 2026-9 |
| 1995 | 575 | 千吨 | 2026-9 |
| 1994 | 674 | 千吨 | 2026-9 |
| 1993 | 859 | 千吨 | 2026-9 |
| 1992 | 1002 | 千吨 | 2026-9 |
| 1991 | 901 | 千吨 | 2026-9 |
| 1990 | 1142 | 千吨 | 2026-9 |
| 1989 | 1112 | 千吨 | 2026-9 |
| 1988 | 1186 | 千吨 | 2026-9 |