| 年度 | 数值 | 单位 | 发布日期 |
| 2025/2026 | 35000 | 吨 | 2026-9 |
| 2024/2025 | 37500 | 吨 | 2026-9 |
| 2023/2024 | 27700 | 吨 | 2026-9 |
| 2022/2023 | 35700 | 吨 | 2026-9 |
| 2021/2022 | 41400 | 吨 | 2026-9 |
| 2020/2021 | 41000 | 吨 | 2026-9 |
| 2019/2020 | 39300 | 吨 | 2026-9 |
| 2018/2019 | 36800 | 吨 | 2026-9 |
| 2017/2018 | 34100 | 吨 | 2026-9 |
| 2016/2017 | 44100 | 吨 | 2026-9 |
| 2015/2016 | 40500 | 吨 | 2026-9 |
| 2014/2015 | 40200 | 吨 | 2026-9 |
| 2013/2014 | 48400 | 吨 | 2026-9 |
| 2012/2013 | 45700 | 吨 | 2026-9 |
| 2011/2012 | 50500 | 吨 | 2026-9 |
| 2010/2011 | 53100 | 吨 | 2026-9 |
| 2009/2010 | 49100 | 吨 | 2026-9 |
| 2008/2009 | 61800 | 吨 | 2026-9 |
| 2007/2008 | 59800 | 吨 | 2026-9 |
| 2006/2007 | 54100 | 吨 | 2026-9 |
| 2005/2006 | 62200 | 吨 | 2026-9 |
| 2004/2005 | 62800 | 吨 | 2026-9 |
| 2003/2004 | 66300 | 吨 | 2026-9 |
| 2002/2003 | 67000 | 吨 | 2026-9 |
| 2001/2002 | 61300 | 吨 | 2026-9 |
| 1998/1999 | 50000 | 吨 | 2026-9 |
| 1997/1998 | 56016 | 吨 | 2026-9 |
| 1996/1997 | 46381 | 吨 | 2026-9 |
| 1995/1996 | 45545 | 吨 | 2026-9 |
| 1994/1995 | 52983 | 吨 | 2026-9 |
| 1993/1994 | 50652 | 吨 | 2026-9 |
| 1992/1993 | 57704 | 吨 | 2026-9 |
| 1991/1992 | 53569 | 吨 | 2026-9 |
| 1990/1991 | 51438 | 吨 | 2026-9 |
| 1989/1990 | 51442 | 吨 | 2026-9 |
| 1988/1989 | 43145 | 吨 | 2026-9 |
| 1987/1988 | 51926 | 吨 | 2026-9 |
| 1986/1987 | 43722 | 吨 | 2026-9 |
| 1985/1986 | 15446 | 吨 | 2026-9 |
| 1984/1985 | 22151 | 吨 | 2026-9 |
| 1983/1984 | 17050 | 吨 | 2026-9 |
| 1982/1983 | 15688 | 吨 | 2026-9 |