| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026 | 132 | 千吨 | 2026-9 |
| 2025 | 132 | 千吨 | 2026-9 |
| 2024 | 132 | 千吨 | 2026-9 |
| 2023 | 129 | 千吨 | 2026-9 |
| 2022 | 128 | 千吨 | 2026-9 |
| 2021 | 130 | 千吨 | 2026-9 |
| 2020 | 125 | 千吨 | 2026-9 |
| 2019 | 123 | 千吨 | 2026-9 |
| 2018 | 126 | 千吨 | 2026-9 |
| 2017 | 143 | 千吨 | 2026-9 |
| 2016 | 156 | 千吨 | 2026-9 |
| 2015 | 145 | 千吨 | 2026-9 |
| 2014 | 143 | 千吨 | 2026-9 |
| 2013 | 148 | 千吨 | 2026-9 |
| 2012 | 133 | 千吨 | 2026-9 |
| 2011 | 172 | 千吨 | 2026-9 |
| 2010 | 153 | 千吨 | 2026-9 |
| 2009 | 158 | 千吨 | 2026-9 |
| 2008 | 191 | 千吨 | 2026-9 |
| 2007 | 228 | 千吨 | 2026-9 |
| 2006 | 217 | 千吨 | 2026-9 |
| 2005 | 210 | 千吨 | 2026-9 |
| 2004 | 194 | 千吨 | 2026-9 |
| 2003 | 189 | 千吨 | 2026-9 |
| 2002 | 185 | 千吨 | 2026-9 |
| 2001 | 193 | 千吨 | 2026-9 |
| 2000 | 34 | 千吨 | 2026-9 |
| 1999 | 35 | 千吨 | 2026-9 |
| 1998 | 46 | 千吨 | 2026-9 |
| 1997 | 41 | 千吨 | 2026-9 |
| 1996 | 31 | 千吨 | 2026-9 |
| 1995 | 29 | 千吨 | 2026-9 |
| 1994 | 35 | 千吨 | 2026-9 |
| 1993 | 35 | 千吨 | 2026-9 |
| 1992 | 25 | 千吨 | 2026-9 |
| 1991 | 15 | 千吨 | 2026-9 |
| 1990 | 10 | 千吨 | 2026-9 |
| 1989 | 3 | 千吨 | 2026-9 |