| 年度 | 数值 | 单位 | 发布日期 |
| 2025/2026 | 13150 | 吨 | 2026-9 |
| 2024/2025 | 12750 | 吨 | 2026-9 |
| 2023/2024 | 14684 | 吨 | 2026-9 |
| 2022/2023 | 11390 | 吨 | 2026-9 |
| 2021/2022 | 14550 | 吨 | 2026-9 |
| 2020/2021 | 10863 | 吨 | 2026-9 |
| 2019/2020 | 11863 | 吨 | 2026-9 |
| 2018/2019 | 10099 | 吨 | 2026-9 |
| 2017/2018 | 12562 | 吨 | 2026-9 |
| 2016/2017 | 12400 | 吨 | 2026-9 |
| 2015/2016 | 12216 | 吨 | 2026-9 |
| 2014/2015 | 14643 | 吨 | 2026-9 |
| 2013/2014 | 15900 | 吨 | 2026-9 |
| 2012/2013 | 15250 | 吨 | 2026-9 |
| 2011/2012 | 14800 | 吨 | 2026-9 |
| 2010/2011 | 16250 | 吨 | 2026-9 |
| 2009/2010 | 16650 | 吨 | 2026-9 |
| 2008/2009 | 16700 | 吨 | 2026-9 |
| 2007/2008 | 16900 | 吨 | 2026-9 |
| 2006/2007 | 16800 | 吨 | 2026-9 |
| 2005/2006 | 17500 | 吨 | 2026-9 |
| 2004/2005 | 18185 | 吨 | 2026-9 |
| 2003/2004 | 18899 | 吨 | 2026-9 |
| 2002/2003 | 17586 | 吨 | 2026-9 |
| 2001/2002 | 17065 | 吨 | 2026-9 |
| 2000/2001 | 14904 | 吨 | 2026-9 |
| 1999/2000 | 13483 | 吨 | 2026-9 |
| 1998/1999 | 11990 | 吨 | 2026-9 |
| 1997/1998 | 12065 | 吨 | 2026-9 |
| 1996/1997 | 21321 | 吨 | 2026-9 |
| 1995/1996 | 18939 | 吨 | 2026-9 |
| 1994/1995 | 13934 | 吨 | 2026-9 |
| 1993/1994 | 12659 | 吨 | 2026-9 |
| 1992/1993 | 11200 | 吨 | 2026-9 |
| 1991/1992 | 10515 | 吨 | 2026-9 |
| 1990/1991 | 8350 | 吨 | 2026-9 |
| 1989/1990 | 8400 | 吨 | 2026-9 |
| 1988/1989 | 9400 | 吨 | 2026-9 |
| 1987/1988 | 9000 | 吨 | 2026-9 |
| 1986/1987 | 8500 | 吨 | 2026-9 |
| 1985/1986 | 12200 | 吨 | 2026-9 |
| 1984/1985 | 19000 | 吨 | 2026-9 |
| 1983/1984 | 18000 | 吨 | 2026-9 |