| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026 | 330 | 千吨 | 2026-9 |
| 2025 | 330 | 千吨 | 2026-9 |
| 2024 | 300 | 千吨 | 2026-9 |
| 2023 | 275 | 千吨 | 2026-9 |
| 2022 | 295 | 千吨 | 2026-9 |
| 2021 | 298 | 千吨 | 2026-9 |
| 2020 | 363 | 千吨 | 2026-9 |
| 2019 | 409 | 千吨 | 2026-9 |
| 2018 | 449 | 千吨 | 2026-9 |
| 2017 | 469 | 千吨 | 2026-9 |
| 2016 | 470 | 千吨 | 2026-9 |
| 2015 | 562 | 千吨 | 2026-9 |
| 2014 | 880 | 千吨 | 2026-9 |
| 2013 | 939 | 千吨 | 2026-9 |
| 2012 | 988 | 千吨 | 2026-9 |
| 2011 | 922 | 千吨 | 2026-9 |
| 2010 | 980 | 千吨 | 2026-9 |
| 2009 | 998 | 千吨 | 2026-9 |
| 2008 | 1165 | 千吨 | 2026-9 |
| 2007 | 1051 | 千吨 | 2026-9 |
| 2006 | 981 | 千吨 | 2026-9 |
| 2005 | 990 | 千吨 | 2026-9 |
| 2004 | 791 | 千吨 | 2026-9 |
| 2003 | 766 | 千吨 | 2026-9 |
| 2002 | 751 | 千吨 | 2026-9 |
| 2001 | 671 | 千吨 | 2026-9 |
| 2000 | 425 | 千吨 | 2026-9 |
| 1999 | 782 | 千吨 | 2026-9 |
| 1998 | 738 | 千吨 | 2026-9 |
| 1997 | 1018 | 千吨 | 2026-9 |
| 1996 | 921 | 千吨 | 2026-9 |
| 1995 | 697 | 千吨 | 2026-9 |
| 1994 | 706 | 千吨 | 2026-9 |
| 1993 | 612 | 千吨 | 2026-9 |
| 1992 | 494 | 千吨 | 2026-9 |
| 1991 | 1298 | 千吨 | 2026-9 |
| 1990 | 1424 | 千吨 | 2026-9 |
| 1989 | 1079 | 千吨 | 2026-9 |
| 1988 | 1436 | 千吨 | 2026-9 |