| 年度 | 数值 | 单位 | 发布日期 |
| 2026/2027 | 1700 | 千吨 | 2026-9 |
| 2025/2026 | 1484 | 千吨 | 2026-9 |
| 2024/2025 | 2256 | 千吨 | 2026-9 |
| 2023/2024 | 2482 | 千吨 | 2026-9 |
| 2022/2023 | 2712 | 千吨 | 2026-9 |
| 2021/2022 | 5705 | 千吨 | 2026-9 |
| 2020/2021 | 4187 | 千吨 | 2026-9 |
| 2019/2020 | 4984 | 千吨 | 2026-9 |
| 2018/2019 | 3561 | 千吨 | 2026-9 |
| 2017/2018 | 4289 | 千吨 | 2026-9 |
| 2016/2017 | 5354 | 千吨 | 2026-9 |
| 2015/2016 | 4412 | 千吨 | 2026-9 |
| 2014/2015 | 4456 | 千吨 | 2026-9 |
| 2013/2014 | 2476 | 千吨 | 2026-9 |
| 2012/2013 | 2134 | 千吨 | 2026-9 |
| 2011/2012 | 2463 | 千吨 | 2026-9 |
| 2010/2011 | 2794 | 千吨 | 2026-9 |
| 2009/2010 | 6232 | 千吨 | 2026-9 |
| 2008/2009 | 6371 | 千吨 | 2026-9 |
| 2007/2008 | 1044 | 千吨 | 2026-9 |
| 2006/2007 | 5103 | 千吨 | 2026-9 |
| 2005/2006 | 3959 | 千吨 | 2026-9 |
| 2004/2005 | 4312 | 千吨 | 2026-9 |
| 2003/2004 | 1517 | 千吨 | 2026-9 |
| 2002/2003 | 2883 | 千吨 | 2026-9 |
| 2001/2002 | 2802 | 千吨 | 2026-9 |
| 2000/2001 | 1016 | 千吨 | 2026-9 |
| 1999/2000 | 776 | 千吨 | 2026-9 |
| 1998/1999 | 975 | 千吨 | 2026-9 |
| 1997/1998 | 540 | 千吨 | 2026-9 |
| 1996/1997 | 325 | 千吨 | 2026-9 |
| 1995/1996 | 875 | 千吨 | 2026-9 |
| 1994/1995 | 410 | 千吨 | 2026-9 |
| 1993/1994 | 275 | 千吨 | 2026-9 |
| 1992/1993 | 180 | 千吨 | 2026-9 |
| 1991/1992 | 275 | 千吨 | 2026-9 |
| 1990/1991 | 350 | 千吨 | 2026-9 |
| 1989/1990 | 1090 | 千吨 | 2026-9 |
| 1988/1989 | 1345 | 千吨 | 2026-9 |
| 1987/1988 | 1655 | 千吨 | 2026-9 |