| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2023 | 131 | 千吨 | 2026-9 |
| 2022 | 120 | 千吨 | 2026-9 |
| 2021 | 109 | 千吨 | 2026-9 |
| 2020 | 103 | 千吨 | 2026-9 |
| 2019 | 125 | 千吨 | 2026-9 |
| 2018 | 121 | 千吨 | 2026-9 |
| 2017 | 126 | 千吨 | 2026-9 |
| 2016 | 123 | 千吨 | 2026-9 |
| 2015 | 138 | 千吨 | 2026-9 |
| 2014 | 123 | 千吨 | 2026-9 |
| 2013 | 110 | 千吨 | 2026-9 |
| 2012 | 137 | 千吨 | 2026-9 |
| 2011 | 146 | 千吨 | 2026-9 |
| 2010 | 129 | 千吨 | 2026-9 |
| 2009 | 148 | 千吨 | 2026-9 |
| 2008 | 165 | 千吨 | 2026-9 |
| 2007 | 171 | 千吨 | 2026-9 |
| 2006 | 179 | 千吨 | 2026-9 |
| 2005 | 171 | 千吨 | 2026-9 |
| 2004 | 125 | 千吨 | 2026-9 |
| 2003 | 124 | 千吨 | 2026-9 |
| 2002 | 154 | 千吨 | 2026-9 |
| 2001 | 166 | 千吨 | 2026-9 |
| 2000 | 167 | 千吨 | 2026-9 |
| 1999 | 211 | 千吨 | 2026-9 |
| 1998 | 223 | 千吨 | 2026-9 |
| 1997 | 201 | 千吨 | 2026-9 |
| 1996 | 204 | 千吨 | 2026-9 |
| 1995 | 198 | 千吨 | 2026-9 |
| 1994 | 181 | 千吨 | 2026-9 |
| 1993 | 186 | 千吨 | 2026-9 |
| 1992 | 158 | 千吨 | 2026-9 |
| 1991 | 157 | 千吨 | 2026-9 |
| 1990 | 111 | 千吨 | 2026-9 |
| 1989 | 225 | 千吨 | 2026-9 |
| 1988 | 123 | 千吨 | 2026-9 |