| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026 | 415 | 千吨 | 2026-9 |
| 2025 | 410 | 千吨 | 2026-9 |
| 2024 | 403 | 千吨 | 2026-9 |
| 2023 | 386 | 千吨 | 2026-9 |
| 2022 | 396 | 千吨 | 2026-9 |
| 2021 | 411 | 千吨 | 2026-9 |
| 2020 | 424 | 千吨 | 2026-9 |
| 2019 | 400 | 千吨 | 2026-9 |
| 2018 | 364 | 千吨 | 2026-9 |
| 2017 | 380 | 千吨 | 2026-9 |
| 2016 | 368 | 千吨 | 2026-9 |
| 2015 | 369 | 千吨 | 2026-9 |
| 2014 | 399 | 千吨 | 2026-9 |
| 2013 | 369 | 千吨 | 2026-9 |
| 2012 | 352 | 千吨 | 2026-9 |
| 2011 | 348 | 千吨 | 2026-9 |
| 2010 | 337 | 千吨 | 2026-9 |
| 2009 | 378 | 千吨 | 2026-9 |
| 2008 | 452 | 千吨 | 2026-9 |
| 2007 | 440 | 千吨 | 2026-9 |
| 2006 | 415 | 千吨 | 2026-9 |
| 2005 | 400 | 千吨 | 2026-9 |
| 2004 | 457 | 千吨 | 2026-9 |
| 2003 | 462 | 千吨 | 2026-9 |
| 2002 | 427 | 千吨 | 2026-9 |
| 2001 | 410 | 千吨 | 2026-9 |
| 2000 | 365 | 千吨 | 2026-9 |
| 1999 | 360 | 千吨 | 2026-9 |
| 1998 | 470 | 千吨 | 2026-9 |
| 1997 | 570 | 千吨 | 2026-9 |
| 1996 | 528 | 千吨 | 2026-9 |
| 1995 | 700 | 千吨 | 2026-9 |
| 1994 | 714 | 千吨 | 2026-9 |
| 1993 | 934 | 千吨 | 2026-9 |
| 1992 | 1042 | 千吨 | 2026-9 |
| 1991 | 966 | 千吨 | 2026-9 |
| 1990 | 1142 | 千吨 | 2026-9 |
| 1989 | 1112 | 千吨 | 2026-9 |
| 1988 | 1186 | 千吨 | 2026-9 |