| 年度 | 数值 | 单位 | 发布日期 |
| 2025/2026 | 8800 | 吨 | 2026-9 |
| 2024/2025 | 8766 | 吨 | 2026-9 |
| 2023/2024 | 9296 | 吨 | 2026-9 |
| 2022/2023 | 8727 | 吨 | 2026-9 |
| 2021/2022 | 7476 | 吨 | 2026-9 |
| 2020/2021 | 8097 | 吨 | 2026-9 |
| 2019/2020 | 9247 | 吨 | 2026-9 |
| 2018/2019 | 8627 | 吨 | 2026-9 |
| 2017/2018 | 8622 | 吨 | 2026-9 |
| 2016/2017 | 8285 | 吨 | 2026-9 |
| 2015/2016 | 7768 | 吨 | 2026-9 |
| 2014/2015 | 7570 | 吨 | 2026-9 |
| 2013/2014 | 8700 | 吨 | 2026-9 |
| 2012/2013 | 6500 | 吨 | 2026-9 |
| 2011/2012 | 8300 | 吨 | 2026-9 |
| 2010/2011 | 7800 | 吨 | 2026-9 |
| 2009/2010 | 8400 | 吨 | 2026-9 |
| 2008/2009 | 9600 | 吨 | 2026-9 |
| 2007/2008 | 11900 | 吨 | 2026-9 |
| 2006/2007 | 14000 | 吨 | 2026-9 |
| 2005/2006 | 10900 | 吨 | 2026-9 |
| 2004/2005 | 13300 | 吨 | 2026-9 |
| 2003/2004 | 15100 | 吨 | 2026-9 |
| 2002/2003 | 14500 | 吨 | 2026-9 |
| 2001/2002 | 13600 | 吨 | 2026-9 |
| 2000/2001 | 15072 | 吨 | 2026-9 |
| 1999/2000 | 17419 | 吨 | 2026-9 |
| 1998/1999 | 16760 | 吨 | 2026-9 |
| 1997/1998 | 15611 | 吨 | 2026-9 |
| 1996/1997 | 17423 | 吨 | 2026-9 |
| 1995/1996 | 11325 | 吨 | 2026-9 |
| 1994/1995 | 15793 | 吨 | 2026-9 |
| 1993/1994 | 18126 | 吨 | 2026-9 |
| 1992/1993 | 21145 | 吨 | 2026-9 |
| 1991/1992 | 18441 | 吨 | 2026-9 |
| 1990/1991 | 17150 | 吨 | 2026-9 |
| 1989/1990 | 21272 | 吨 | 2026-9 |
| 1988/1989 | 23300 | 吨 | 2026-9 |
| 1987/1988 | 27623 | 吨 | 2026-9 |
| 1986/1987 | 23673 | 吨 | 2026-9 |
| 1985/1986 | 28217 | 吨 | 2026-9 |
| 1984/1985 | 24418 | 吨 | 2026-9 |
| 1983/1984 | 28679 | 吨 | 2026-9 |
| 1982/1983 | 30739 | 吨 | 2026-9 |
| 1976/1977 | 0 | 吨 | 2026-9 |
| 1975/1976 | 0 | 吨 | 2026-9 |
| 1974/1975 | 0 | 吨 | 2026-9 |
| 1973/1974 | 0 | 吨 | 2026-9 |
| 1972/1973 | 0 | 吨 | 2026-9 |
| 1971/1972 | 0 | 吨 | 2026-9 |
| 1970/1971 | 0 | 吨 | 2026-9 |