| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 3 | 千吨 | 2026-9 |
| 2025/2026 | 3 | 千吨 | 2026-9 |
| 2024/2025 | 4 | 千吨 | 2026-9 |
| 2023/2024 | 5 | 千吨 | 2026-9 |
| 2022/2023 | 6 | 千吨 | 2026-9 |
| 2021/2022 | 5 | 千吨 | 2026-9 |
| 2020/2021 | 5 | 千吨 | 2026-9 |
| 2019/2020 | 3 | 千吨 | 2026-9 |
| 2018/2019 | 3 | 千吨 | 2026-9 |
| 2017/2018 | 110 | 千吨 | 2026-9 |
| 2016/2017 | 164 | 千吨 | 2026-9 |
| 2015/2016 | 216 | 千吨 | 2026-9 |
| 2014/2015 | 225 | 千吨 | 2026-9 |
| 2013/2014 | 229 | 千吨 | 2026-9 |
| 2012/2013 | 213 | 千吨 | 2026-9 |
| 2011/2012 | 283 | 千吨 | 2026-9 |
| 2010/2011 | 161 | 千吨 | 2026-9 |
| 2009/2010 | 27 | 千吨 | 2026-9 |
| 2008/2009 | 96 | 千吨 | 2026-9 |
| 2007/2008 | 0 | 千吨 | 2026-9 |
| 2006/2007 | 0 | 千吨 | 2026-9 |
| 2005/2006 | 0 | 千吨 | 2026-9 |
| 2004/2005 | 0 | 千吨 | 2026-9 |
| 2003/2004 | 0 | 千吨 | 2026-9 |
| 2002/2003 | 0 | 千吨 | 2026-9 |
| 2001/2002 | 545 | 千吨 | 2026-9 |
| 2000/2001 | 510 | 千吨 | 2026-9 |
| 1999/2000 | 480 | 千吨 | 2026-9 |
| 1998/1999 | 505 | 千吨 | 2026-9 |
| 1997/1998 | 500 | 千吨 | 2026-9 |
| 1996/1997 | 490 | 千吨 | 2026-9 |
| 1995/1996 | 400 | 千吨 | 2026-9 |
| 1994/1995 | 0 | 千吨 | 2026-9 |
| 1993/1994 | 0 | 千吨 | 2026-9 |
| 1992/1993 | 0 | 千吨 | 2026-9 |
| 1991/1992 | 0 | 千吨 | 2026-9 |
| 1990/1991 | 280 | 千吨 | 2026-9 |
| 1989/1990 | 260 | 千吨 | 2026-9 |
| 1988/1989 | 250 | 千吨 | 2026-9 |
| 1987/1988 | 230 | 千吨 | 2026-9 |
| 1986/1987 | 260 | 千吨 | 2026-9 |
| 1985/1986 | 255 | 千吨 | 2026-9 |
| 1984/1985 | 260 | 千吨 | 2026-9 |
| 1983/1984 | 190 | 千吨 | 2026-9 |
| 1982/1983 | 207 | 千吨 | 2026-9 |
| 1981/1982 | 180 | 千吨 | 2026-9 |
| 1980/1981 | 190 | 千吨 | 2026-9 |
| 1979/1980 | 200 | 千吨 | 2026-9 |
| 1978/1979 | 181 | 千吨 | 2026-9 |
| 1977/1978 | 103 | 千吨 | 2026-9 |
| 1976/1977 | 125 | 千吨 | 2026-9 |
| 1975/1976 | 150 | 千吨 | 2026-9 |
| 1974/1975 | 147 | 千吨 | 2026-9 |
| 1973/1974 | 157 | 千吨 | 2026-9 |
| 1972/1973 | 45 | 千吨 | 2026-9 |