| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 10800 | 千吨 | 2026-9 |
| 2025/2026 | 9800 | 千吨 | 2026-9 |
| 2024/2025 | 8900 | 千吨 | 2026-9 |
| 2023/2024 | 9800 | 千吨 | 2026-9 |
| 2022/2023 | 11800 | 千吨 | 2026-9 |
| 2021/2022 | 9700 | 千吨 | 2026-9 |
| 2020/2021 | 9500 | 千吨 | 2026-9 |
| 2019/2020 | 10500 | 千吨 | 2026-9 |
| 2018/2019 | 7800 | 千吨 | 2026-9 |
| 2017/2018 | 9900 | 千吨 | 2026-9 |
| 2016/2017 | 10000 | 千吨 | 2026-9 |
| 2015/2016 | 9000 | 千吨 | 2026-9 |
| 2014/2015 | 9400 | 千吨 | 2026-9 |
| 2013/2014 | 8300 | 千吨 | 2026-9 |
| 2012/2013 | 7800 | 千吨 | 2026-9 |
| 2011/2012 | 9900 | 千吨 | 2026-9 |
| 2010/2011 | 5500 | 千吨 | 2026-9 |
| 2009/2010 | 12150 | 千吨 | 2026-9 |
| 2008/2009 | 12300 | 千吨 | 2026-9 |
| 2007/2008 | 10450 | 千吨 | 2026-9 |
| 2006/2007 | 11800 | 千吨 | 2026-9 |
| 2005/2006 | 10900 | 千吨 | 2026-9 |
| 2004/2005 | 11700 | 千吨 | 2026-9 |
| 2003/2004 | 13700 | 千吨 | 2026-9 |
| 2002/2003 | 10700 | 千吨 | 2026-9 |
| 2001/2002 | 9850 | 千吨 | 2026-9 |
| 2000/2001 | 8800 | 千吨 | 2026-9 |
| 1999/2000 | 8950 | 千吨 | 2026-9 |
| 1998/1999 | 8500 | 千吨 | 2026-9 |
| 1997/1998 | 12900 | 千吨 | 2026-9 |
| 1996/1997 | 11900 | 千吨 | 2026-9 |
| 1995/1996 | 12774 | 千吨 | 2026-9 |
| 1994/1995 | 18399 | 千吨 | 2026-9 |
| 1993/1994 | 21074 | 千吨 | 2026-9 |
| 1992/1993 | 21707 | 千吨 | 2026-9 |
| 1991/1992 | 18104 | 千吨 | 2026-9 |
| 1990/1991 | 25180 | 千吨 | 2026-9 |
| 1989/1990 | 19358 | 千吨 | 2026-9 |
| 1988/1989 | 17478 | 千吨 | 2026-9 |
| 1987/1988 | 19844 | 千吨 | 2026-9 |