| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026 | 40 | 千吨 | 2026-9 |
| 2025 | 50 | 千吨 | 2026-9 |
| 2024 | 55 | 千吨 | 2026-9 |
| 2023 | 38 | 千吨 | 2026-9 |
| 2022 | 58 | 千吨 | 2026-9 |
| 2021 | 51 | 千吨 | 2026-9 |
| 2020 | 37 | 千吨 | 2026-9 |
| 2019 | 42 | 千吨 | 2026-9 |
| 2018 | 55 | 千吨 | 2026-9 |
| 2017 | 55 | 千吨 | 2026-9 |
| 2016 | 70 | 千吨 | 2026-9 |
| 2015 | 65 | 千吨 | 2026-9 |
| 2014 | 81 | 千吨 | 2026-9 |
| 2013 | 96 | 千吨 | 2026-9 |
| 2012 | 109 | 千吨 | 2026-9 |
| 2011 | 116 | 千吨 | 2026-9 |
| 2010 | 115 | 千吨 | 2026-9 |
| 2009 | 133 | 千吨 | 2026-9 |
| 2008 | 111 | 千吨 | 2026-9 |
| 2007 | 130 | 千吨 | 2026-9 |
| 2006 | 153 | 千吨 | 2026-9 |
| 2005 | 161 | 千吨 | 2026-9 |
| 2004 | 173 | 千吨 | 2026-9 |
| 2003 | 142 | 千吨 | 2026-9 |
| 2002 | 213 | 千吨 | 2026-9 |
| 2001 | 183 | 千吨 | 2026-9 |
| 2000 | 169 | 千吨 | 2026-9 |
| 1999 | 139 | 千吨 | 2026-9 |
| 1998 | 110 | 千吨 | 2026-9 |
| 1997 | 109 | 千吨 | 2026-9 |
| 1996 | 93 | 千吨 | 2026-9 |
| 1995 | 93 | 千吨 | 2026-9 |
| 1994 | 74 | 千吨 | 2026-9 |
| 1993 | 64 | 千吨 | 2026-9 |
| 1992 | 55 | 千吨 | 2026-9 |
| 1991 | 45 | 千吨 | 2026-9 |
| 1990 | 140 | 千吨 | 2026-9 |
| 1989 | 110 | 千吨 | 2026-9 |
| 1988 | 123 | 千吨 | 2026-9 |
| 1987 | 136 | 千吨 | 2026-9 |
| 1986 | 132 | 千吨 | 2026-9 |
| 1985 | 142 | 千吨 | 2026-9 |
| 1984 | 114 | 千吨 | 2026-9 |
| 1983 | 87 | 千吨 | 2026-9 |
| 1982 | 108 | 千吨 | 2026-9 |