| 年度 | 数值 | 单位 | 发布日期 |
| 2026/2027 | 9500 | 千吨 | 2026-9 |
| 2025/2026 | 11500 | 千吨 | 2026-9 |
| 2024/2025 | 10194 | 千吨 | 2026-9 |
| 2023/2024 | 7825 | 千吨 | 2026-9 |
| 2022/2023 | 10874 | 千吨 | 2026-9 |
| 2021/2022 | 8110 | 千吨 | 2026-9 |
| 2020/2021 | 8194 | 千吨 | 2026-9 |
| 2019/2020 | 6986 | 千吨 | 2026-9 |
| 2018/2019 | 8296 | 千吨 | 2026-9 |
| 2017/2018 | 9000 | 千吨 | 2026-9 |
| 2016/2017 | 7409 | 千吨 | 2026-9 |
| 2015/2016 | 7414 | 千吨 | 2026-9 |
| 2014/2015 | 5539 | 千吨 | 2026-9 |
| 2013/2014 | 8100 | 千吨 | 2026-9 |
| 2012/2013 | 6288 | 千吨 | 2026-9 |
| 2011/2012 | 11844 | 千吨 | 2026-9 |
| 2010/2011 | 4862 | 千吨 | 2026-9 |
| 2009/2010 | 8254 | 千吨 | 2026-9 |
| 2008/2009 | 6152 | 千吨 | 2026-9 |
| 2007/2008 | 7915 | 千吨 | 2026-9 |
| 2006/2007 | 8155 | 千吨 | 2026-9 |
| 2005/2006 | 3947 | 千吨 | 2026-9 |
| 2004/2005 | 3079 | 千吨 | 2026-9 |
| 2003/2004 | 4121 | 千吨 | 2026-9 |
| 2002/2003 | 6238 | 千吨 | 2026-9 |
| 2001/2002 | 3977 | 千吨 | 2026-9 |
| 2000/2001 | 3972 | 千吨 | 2026-9 |
| 1999/2000 | 6514 | 千吨 | 2026-9 |
| 1998/1999 | 2295 | 千吨 | 2026-9 |
| 1997/1998 | 3560 | 千吨 | 2026-9 |
| 1996/1997 | 2320 | 千吨 | 2026-9 |
| 1995/1996 | 4279 | 千吨 | 2026-9 |
| 1994/1995 | 3500 | 千吨 | 2026-9 |
| 1993/1994 | 5500 | 千吨 | 2026-9 |
| 1992/1993 | 5800 | 千吨 | 2026-9 |
| 1991/1992 | 1400 | 千吨 | 2026-9 |
| 1990/1991 | 5000 | 千吨 | 2026-9 |
| 1989/1990 | 2900 | 千吨 | 2026-9 |
| 1988/1989 | 4500 | 千吨 | 2026-9 |
| 1987/1988 | 6850 | 千吨 | 2026-9 |