| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026 | 139 | 千吨 | 2026-9 |
| 2025 | 135 | 千吨 | 2026-9 |
| 2024 | 137 | 千吨 | 2026-9 |
| 2023 | 140 | 千吨 | 2026-9 |
| 2022 | 150 | 千吨 | 2026-9 |
| 2021 | 182 | 千吨 | 2026-9 |
| 2020 | 180 | 千吨 | 2026-9 |
| 2019 | 187 | 千吨 | 2026-9 |
| 2018 | 192 | 千吨 | 2026-9 |
| 2017 | 190 | 千吨 | 2026-9 |
| 2016 | 186 | 千吨 | 2026-9 |
| 2015 | 190 | 千吨 | 2026-9 |
| 2014 | 203 | 千吨 | 2026-9 |
| 2013 | 247 | 千吨 | 2026-9 |
| 2012 | 245 | 千吨 | 2026-9 |
| 2011 | 254 | 千吨 | 2026-9 |
| 2010 | 269 | 千吨 | 2026-9 |
| 2009 | 291 | 千吨 | 2026-9 |
| 2008 | 307 | 千吨 | 2026-9 |
| 2007 | 319 | 千吨 | 2026-9 |
| 2006 | 283 | 千吨 | 2026-9 |
| 2005 | 274 | 千吨 | 2026-9 |
| 2004 | 224 | 千吨 | 2026-9 |
| 2003 | 169 | 千吨 | 2026-9 |
| 2002 | 129 | 千吨 | 2026-9 |
| 2001 | 105 | 千吨 | 2026-9 |
| 2000 | 67 | 千吨 | 2026-9 |
| 1999 | 53 | 千吨 | 2026-9 |
| 1998 | 52 | 千吨 | 2026-9 |
| 1997 | 45 | 千吨 | 2026-9 |
| 1996 | 60 | 千吨 | 2026-9 |
| 1995 | 72 | 千吨 | 2026-9 |
| 1994 | 105 | 千吨 | 2026-9 |
| 1993 | 102 | 千吨 | 2026-9 |
| 1992 | 113 | 千吨 | 2026-9 |
| 1991 | 162 | 千吨 | 2026-9 |
| 1990 | 184 | 千吨 | 2026-9 |
| 1989 | 184 | 千吨 | 2026-9 |
| 1988 | 183 | 千吨 | 2026-9 |