| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 2300 | 千吨 | 2026-9 |
| 2025/2026 | 2200 | 千吨 | 2026-9 |
| 2024/2025 | 1800 | 千吨 | 2026-9 |
| 2023/2024 | 1900 | 千吨 | 2026-9 |
| 2022/2023 | 2450 | 千吨 | 2026-9 |
| 2021/2022 | 2300 | 千吨 | 2026-9 |
| 2020/2021 | 2550 | 千吨 | 2026-9 |
| 2019/2020 | 2400 | 千吨 | 2026-9 |
| 2018/2019 | 2150 | 千吨 | 2026-9 |
| 2017/2018 | 2150 | 千吨 | 2026-9 |
| 2016/2017 | 2200 | 千吨 | 2026-9 |
| 2015/2016 | 2000 | 千吨 | 2026-9 |
| 2014/2015 | 2000 | 千吨 | 2026-9 |
| 2013/2014 | 1950 | 千吨 | 2026-9 |
| 2012/2013 | 1375 | 千吨 | 2026-9 |
| 2011/2012 | 1825 | 千吨 | 2026-9 |
| 2010/2011 | 1475 | 千吨 | 2026-9 |
| 2009/2010 | 2000 | 千吨 | 2026-9 |
| 2008/2009 | 1850 | 千吨 | 2026-9 |
| 2007/2008 | 1700 | 千吨 | 2026-9 |
| 2006/2007 | 1350 | 千吨 | 2026-9 |
| 2005/2006 | 1400 | 千吨 | 2026-9 |
| 2004/2005 | 1550 | 千吨 | 2026-9 |
| 2003/2004 | 1950 | 千吨 | 2026-9 |
| 2002/2003 | 1900 | 千吨 | 2026-9 |
| 2001/2002 | 1650 | 千吨 | 2026-9 |
| 2000/2001 | 1200 | 千吨 | 2026-9 |
| 1999/2000 | 950 | 千吨 | 2026-9 |
| 1998/1999 | 925 | 千吨 | 2026-9 |
| 1997/1998 | 2086 | 千吨 | 2026-9 |
| 1996/1997 | 1868 | 千吨 | 2026-9 |
| 1995/1996 | 1881 | 千吨 | 2026-9 |
| 1994/1995 | 5212 | 千吨 | 2026-9 |
| 1993/1994 | 6482 | 千吨 | 2026-9 |
| 1992/1993 | 5557 | 千吨 | 2026-9 |
| 1991/1992 | 4222 | 千吨 | 2026-9 |
| 1990/1991 | 5413 | 千吨 | 2026-9 |
| 1989/1990 | 4597 | 千吨 | 2026-9 |
| 1988/1989 | 4737 | 千吨 | 2026-9 |
| 1987/1988 | 5182 | 千吨 | 2026-9 |