| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026 | 185 | 千吨 | 2026-9 |
| 2025 | 170 | 千吨 | 2026-9 |
| 2024 | 133 | 千吨 | 2026-9 |
| 2023 | 123 | 千吨 | 2026-9 |
| 2022 | 103 | 千吨 | 2026-9 |
| 2021 | 108 | 千吨 | 2026-9 |
| 2020 | 117 | 千吨 | 2026-9 |
| 2019 | 103 | 千吨 | 2026-9 |
| 2018 | 118 | 千吨 | 2026-9 |
| 2017 | 141 | 千吨 | 2026-9 |
| 2016 | 111 | 千吨 | 2026-9 |
| 2015 | 106 | 千吨 | 2026-9 |
| 2014 | 106 | 千吨 | 2026-9 |
| 2013 | 95 | 千吨 | 2026-9 |
| 2012 | 102 | 千吨 | 2026-9 |
| 2011 | 93 | 千吨 | 2026-9 |
| 2010 | 100 | 千吨 | 2026-9 |
| 2009 | 93 | 千吨 | 2026-9 |
| 2008 | 87 | 千吨 | 2026-9 |
| 2007 | 91 | 千吨 | 2026-9 |
| 2006 | 91 | 千吨 | 2026-9 |
| 2005 | 79 | 千吨 | 2026-9 |
| 2004 | 92 | 千吨 | 2026-9 |
| 2003 | 89 | 千吨 | 2026-9 |
| 2002 | 46 | 千吨 | 2026-9 |
| 2001 | 41 | 千吨 | 2026-9 |
| 2000 | 48 | 千吨 | 2026-9 |
| 1999 | 29 | 千吨 | 2026-9 |
| 1998 | 12 | 千吨 | 2026-9 |
| 1997 | 26 | 千吨 | 2026-9 |
| 1996 | 24 | 千吨 | 2026-9 |
| 1995 | 25 | 千吨 | 2026-9 |
| 1994 | 26 | 千吨 | 2026-9 |
| 1993 | 28 | 千吨 | 2026-9 |
| 1992 | 29 | 千吨 | 2026-9 |
| 1991 | 22 | 千吨 | 2026-9 |
| 1990 | 27 | 千吨 | 2026-9 |
| 1989 | 32 | 千吨 | 2026-9 |
| 1988 | 17 | 千吨 | 2026-9 |
| 1987 | 21 | 千吨 | 2026-9 |
| 1986 | 17 | 千吨 | 2026-9 |
| 1985 | 20 | 千吨 | 2026-9 |
| 1984 | 23 | 千吨 | 2026-9 |
| 1983 | 19 | 千吨 | 2026-9 |
| 1982 | 14 | 千吨 | 2026-9 |
| 1981 | 11 | 千吨 | 2026-9 |
| 1980 | 8 | 千吨 | 2026-9 |
| 1979 | 7 | 千吨 | 2026-9 |
| 1978 | 6 | 千吨 | 2026-9 |