| 年度 | 数值 | 单位 | 发布日期 |
| 2025/2026 | 5200 | 吨 | 2026-9 |
| 2024/2025 | 5100 | 吨 | 2026-9 |
| 2023/2024 | 5000 | 吨 | 2026-9 |
| 2022/2023 | 1700 | 吨 | 2026-9 |
| 2021/2022 | 2300 | 吨 | 2026-9 |
| 2020/2021 | 2700 | 吨 | 2026-9 |
| 2019/2020 | 2700 | 吨 | 2026-9 |
| 2018/2019 | 2600 | 吨 | 2026-9 |
| 2017/2018 | 2400 | 吨 | 2026-9 |
| 2016/2017 | 2343 | 吨 | 2026-9 |
| 2015/2016 | 1950 | 吨 | 2026-9 |
| 2014/2015 | 5541 | 吨 | 2026-9 |
| 2013/2014 | 4000 | 吨 | 2026-9 |
| 2012/2013 | 2900 | 吨 | 2026-9 |
| 2011/2012 | 2300 | 吨 | 2026-9 |
| 2010/2011 | 3900 | 吨 | 2026-9 |
| 2009/2010 | 3600 | 吨 | 2026-9 |
| 2008/2009 | 2900 | 吨 | 2026-9 |
| 2007/2008 | 1900 | 吨 | 2026-9 |
| 2006/2007 | 2300 | 吨 | 2026-9 |
| 2005/2006 | 2021 | 吨 | 2026-9 |
| 2004/2005 | 1691 | 吨 | 2026-9 |
| 2003/2004 | 2082 | 吨 | 2026-9 |
| 2002/2003 | 1691 | 吨 | 2026-9 |
| 2001/2002 | 2109 | 吨 | 2026-9 |
| 2000/2001 | 1400 | 吨 | 2026-9 |
| 1999/2000 | 1650 | 吨 | 2026-9 |
| 1998/1999 | 1470 | 吨 | 2026-9 |
| 1997/1998 | 1700 | 吨 | 2026-9 |
| 1996/1997 | 1700 | 吨 | 2026-9 |
| 1995/1996 | 1635 | 吨 | 2026-9 |
| 1994/1995 | 1101 | 吨 | 2026-9 |
| 1993/1994 | 1202 | 吨 | 2026-9 |
| 1992/1993 | 1242 | 吨 | 2026-9 |
| 1991/1992 | 2570 | 吨 | 2026-9 |