| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026 | 330 | 千吨 | 2026-9 |
| 2025 | 330 | 千吨 | 2026-9 |
| 2024 | 320 | 千吨 | 2026-9 |
| 2023 | 320 | 千吨 | 2026-9 |
| 2022 | 320 | 千吨 | 2026-9 |
| 2021 | 326 | 千吨 | 2026-9 |
| 2020 | 311 | 千吨 | 2026-9 |
| 2019 | 273 | 千吨 | 2026-9 |
| 2018 | 250 | 千吨 | 2026-9 |
| 2017 | 226 | 千吨 | 2026-9 |
| 2016 | 223 | 千吨 | 2026-9 |
| 2015 | 209 | 千吨 | 2026-9 |
| 2014 | 320 | 千吨 | 2026-9 |
| 2013 | 440 | 千吨 | 2026-9 |
| 2012 | 449 | 千吨 | 2026-9 |
| 2011 | 416 | 千吨 | 2026-9 |
| 2010 | 411 | 千吨 | 2026-9 |
| 2009 | 348 | 千吨 | 2026-9 |
| 2008 | 350 | 千吨 | 2026-9 |
| 2007 | 250 | 千吨 | 2026-9 |
| 2006 | 230 | 千吨 | 2026-9 |
| 2005 | 260 | 千吨 | 2026-9 |
| 2004 | 190 | 千吨 | 2026-9 |
| 2003 | 175 | 千吨 | 2026-9 |
| 2002 | 130 | 千吨 | 2026-9 |
| 2001 | 140 | 千吨 | 2026-9 |
| 2000 | 60 | 千吨 | 2026-9 |
| 1999 | 60 | 千吨 | 2026-9 |
| 1998 | 130 | 千吨 | 2026-9 |
| 1997 | 280 | 千吨 | 2026-9 |
| 1996 | 133 | 千吨 | 2026-9 |
| 1995 | 79 | 千吨 | 2026-9 |
| 1994 | 76 | 千吨 | 2026-9 |
| 1993 | 20 | 千吨 | 2026-9 |
| 1992 | 8 | 千吨 | 2026-9 |
| 1991 | 13 | 千吨 | 2026-9 |
| 1990 | 15 | 千吨 | 2026-9 |
| 1989 | 12 | 千吨 | 2026-9 |
| 1988 | 12 | 千吨 | 2026-9 |