| 年度 | 数值 | 单位 | 发布日期 |
| 2026/2027 | 930 | 千吨 | 2026-9 |
| 2025/2026 | 920 | 千吨 | 2026-9 |
| 2024/2025 | 875 | 千吨 | 2026-9 |
| 2023/2024 | 850 | 千吨 | 2026-9 |
| 2022/2023 | 815 | 千吨 | 2026-9 |
| 2021/2022 | 790 | 千吨 | 2026-9 |
| 2020/2021 | 785 | 千吨 | 2026-9 |
| 2019/2020 | 770 | 千吨 | 2026-9 |
| 2018/2019 | 760 | 千吨 | 2026-9 |
| 2017/2018 | 755 | 千吨 | 2026-9 |
| 2016/2017 | 750 | 千吨 | 2026-9 |
| 2015/2016 | 740 | 千吨 | 2026-9 |
| 2014/2015 | 730 | 千吨 | 2026-9 |
| 2013/2014 | 720 | 千吨 | 2026-9 |
| 2012/2013 | 720 | 千吨 | 2026-9 |
| 2011/2012 | 650 | 千吨 | 2026-9 |
| 2010/2011 | 680 | 千吨 | 2026-9 |
| 2009/2010 | 670 | 千吨 | 2026-9 |
| 2008/2009 | 640 | 千吨 | 2026-9 |
| 2007/2008 | 676 | 千吨 | 2026-9 |
| 2006/2007 | 689 | 千吨 | 2026-9 |
| 2005/2006 | 725 | 千吨 | 2026-9 |
| 2004/2005 | 720 | 千吨 | 2026-9 |
| 2003/2004 | 715 | 千吨 | 2026-9 |
| 2002/2003 | 710 | 千吨 | 2026-9 |
| 2001/2002 | 680 | 千吨 | 2026-9 |
| 2000/2001 | 650 | 千吨 | 2026-9 |
| 1999/2000 | 625 | 千吨 | 2026-9 |
| 1998/1999 | 600 | 千吨 | 2026-9 |
| 1997/1998 | 550 | 千吨 | 2026-9 |
| 1996/1997 | 471 | 千吨 | 2026-9 |
| 1995/1996 | 560 | 千吨 | 2026-9 |
| 1994/1995 | 378 | 千吨 | 2026-9 |
| 1993/1994 | 407 | 千吨 | 2026-9 |
| 1992/1993 | 594 | 千吨 | 2026-9 |
| 1991/1992 | 977 | 千吨 | 2026-9 |
| 1990/1991 | 532 | 千吨 | 2026-9 |
| 1989/1990 | 591 | 千吨 | 2026-9 |
| 1988/1989 | 780 | 千吨 | 2026-9 |
| 1987/1988 | 706 | 千吨 | 2026-9 |