| 年度 | 数值 | 单位 | 发布日期 |
| 2025/2026 | 5600 | 吨 | 2026-9 |
| 2024/2025 | 7150 | 吨 | 2026-9 |
| 2023/2024 | 8700 | 吨 | 2026-9 |
| 2022/2023 | 6700 | 吨 | 2026-9 |
| 2021/2022 | 6750 | 吨 | 2026-9 |
| 2020/2021 | 6000 | 吨 | 2026-9 |
| 2019/2020 | 4000 | 吨 | 2026-9 |
| 2018/2019 | 8000 | 吨 | 2026-9 |
| 2017/2018 | 8000 | 吨 | 2026-9 |
| 2016/2017 | 8000 | 吨 | 2026-9 |
| 2015/2016 | 8500 | 吨 | 2026-9 |
| 2014/2015 | 6500 | 吨 | 2026-9 |
| 2013/2014 | 6200 | 吨 | 2026-9 |
| 2012/2013 | 6200 | 吨 | 2026-9 |
| 2011/2012 | 6200 | 吨 | 2026-9 |
| 2010/2011 | 7000 | 吨 | 2026-9 |
| 2009/2010 | 7000 | 吨 | 2026-9 |
| 2008/2009 | 7188 | 吨 | 2026-9 |
| 2007/2008 | 6500 | 吨 | 2026-9 |
| 2006/2007 | 6500 | 吨 | 2026-9 |
| 2005/2006 | 5560 | 吨 | 2026-9 |
| 2004/2005 | 6000 | 吨 | 2026-9 |
| 2003/2004 | 4682 | 吨 | 2026-9 |
| 2002/2003 | 4200 | 吨 | 2026-9 |
| 2001/2002 | 6000 | 吨 | 2026-9 |
| 2000/2001 | 3370 | 吨 | 2026-9 |
| 1999/2000 | 3341 | 吨 | 2026-9 |
| 1998/1999 | 3200 | 吨 | 2026-9 |
| 1997/1998 | 3100 | 吨 | 2026-9 |
| 1996/1997 | 3201 | 吨 | 2026-9 |
| 1995/1996 | 2126 | 吨 | 2026-9 |
| 1994/1995 | 2280 | 吨 | 2026-9 |
| 1993/1994 | 2000 | 吨 | 2026-9 |
| 1992/1993 | 2000 | 吨 | 2026-9 |
| 1991/1992 | 2000 | 吨 | 2026-9 |
| 1990/1991 | 1800 | 吨 | 2026-9 |
| 1989/1990 | 1750 | 吨 | 2026-9 |
| 1988/1989 | 1212 | 吨 | 2026-9 |
| 1987/1988 | 1168 | 吨 | 2026-9 |
| 1986/1987 | 3350 | 吨 | 2026-9 |
| 1985/1986 | 2844 | 吨 | 2026-9 |
| 1984/1985 | 13180 | 吨 | 2026-9 |