| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2025/2026 | 30000 | 吨 | 2026-9 |
| 2024/2025 | 30000 | 吨 | 2026-9 |
| 2023/2024 | 28900 | 吨 | 2026-9 |
| 2022/2023 | 28700 | 吨 | 2026-9 |
| 2021/2022 | 30900 | 吨 | 2026-9 |
| 2020/2021 | 31500 | 吨 | 2026-9 |
| 2019/2020 | 21400 | 吨 | 2026-9 |
| 2018/2019 | 18100 | 吨 | 2026-9 |
| 2017/2018 | 18500 | 吨 | 2026-9 |
| 2016/2017 | 19400 | 吨 | 2026-9 |
| 2015/2016 | 20300 | 吨 | 2026-9 |
| 2014/2015 | 18700 | 吨 | 2026-9 |
| 2013/2014 | 16400 | 吨 | 2026-9 |
| 2012/2013 | 13800 | 吨 | 2026-9 |
| 2011/2012 | 13400 | 吨 | 2026-9 |
| 2010/2011 | 11500 | 吨 | 2026-9 |
| 2009/2010 | 10500 | 吨 | 2026-9 |
| 2008/2009 | 7900 | 吨 | 2026-9 |
| 2007/2008 | 9100 | 吨 | 2026-9 |
| 2006/2007 | 7100 | 吨 | 2026-9 |
| 2005/2006 | 6600 | 吨 | 2026-9 |
| 2004/2005 | 6400 | 吨 | 2026-9 |
| 2003/2004 | 7600 | 吨 | 2026-9 |
| 2002/2003 | 10300 | 吨 | 2026-9 |
| 2001/2002 | 7200 | 吨 | 2026-9 |
| 1998/1999 | 2951 | 吨 | 2026-9 |
| 1997/1998 | 3489 | 吨 | 2026-9 |
| 1996/1997 | 3500 | 吨 | 2026-9 |
| 1995/1996 | 3368 | 吨 | 2026-9 |
| 1994/1995 | 3413 | 吨 | 2026-9 |
| 1993/1994 | 2507 | 吨 | 2026-9 |
| 1992/1993 | 3073 | 吨 | 2026-9 |
| 1991/1992 | 1874 | 吨 | 2026-9 |
| 1990/1991 | 1459 | 吨 | 2026-9 |
| 1989/1990 | 845 | 吨 | 2026-9 |
| 1988/1989 | 810 | 吨 | 2026-9 |
| 1987/1988 | 2235 | 吨 | 2026-9 |
| 1986/1987 | 592 | 吨 | 2026-9 |
| 1985/1986 | 584 | 吨 | 2026-9 |
| 1984/1985 | 263 | 吨 | 2026-9 |
| 1983/1984 | 302 | 吨 | 2026-9 |