| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026 | 30 | 千吨 | 2026-9 |
| 2025 | 30 | 千吨 | 2026-9 |
| 2024 | 26 | 千吨 | 2026-9 |
| 2023 | 30 | 千吨 | 2026-9 |
| 2022 | 37 | 千吨 | 2026-9 |
| 2021 | 53 | 千吨 | 2026-9 |
| 2020 | 47 | 千吨 | 2026-9 |
| 2019 | 37 | 千吨 | 2026-9 |
| 2018 | 63 | 千吨 | 2026-9 |
| 2017 | 77 | 千吨 | 2026-9 |
| 2016 | 56 | 千吨 | 2026-9 |
| 2015 | 85 | 千吨 | 2026-9 |
| 2014 | 105 | 千吨 | 2026-9 |
| 2013 | 120 | 千吨 | 2026-9 |
| 2012 | 120 | 千吨 | 2026-9 |
| 2011 | 148 | 千吨 | 2026-9 |
| 2010 | 147 | 千吨 | 2026-9 |
| 2009 | 137 | 千吨 | 2026-9 |
| 2008 | 142 | 千吨 | 2026-9 |
| 2007 | 135 | 千吨 | 2026-9 |
| 2006 | 152 | 千吨 | 2026-9 |
| 2005 | 189 | 千吨 | 2026-9 |
| 2004 | 187 | 千吨 | 2026-9 |
| 2003 | 170 | 千吨 | 2026-9 |
| 2002 | 239 | 千吨 | 2026-9 |
| 2001 | 205 | 千吨 | 2026-9 |
| 2000 | 187 | 千吨 | 2026-9 |
| 1999 | 145 | 千吨 | 2026-9 |
| 1998 | 127 | 千吨 | 2026-9 |
| 1997 | 134 | 千吨 | 2026-9 |
| 1996 | 113 | 千吨 | 2026-9 |
| 1995 | 104 | 千吨 | 2026-9 |
| 1994 | 93 | 千吨 | 2026-9 |
| 1993 | 80 | 千吨 | 2026-9 |
| 1992 | 67 | 千吨 | 2026-9 |
| 1991 | 58 | 千吨 | 2026-9 |
| 1990 | 200 | 千吨 | 2026-9 |
| 1989 | 187 | 千吨 | 2026-9 |
| 1988 | 184 | 千吨 | 2026-9 |
| 1987 | 194 | 千吨 | 2026-9 |
| 1986 | 177 | 千吨 | 2026-9 |
| 1985 | 195 | 千吨 | 2026-9 |
| 1984 | 174 | 千吨 | 2026-9 |
| 1983 | 176 | 千吨 | 2026-9 |
| 1982 | 171 | 千吨 | 2026-9 |