| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 2.273 | 吨/公顷 | 2026-9 |
| 2025/2026 | 2.235 | 吨/公顷 | 2026-9 |
| 2024/2025 | 2.353 | 吨/公顷 | 2026-9 |
| 2023/2024 | 2.516 | 吨/公顷 | 2026-9 |
| 2022/2023 | 2.187 | 吨/公顷 | 2026-9 |
| 2021/2022 | 2.347 | 吨/公顷 | 2026-9 |
| 2020/2021 | 2.919 | 吨/公顷 | 2026-9 |
| 2019/2020 | 2.37 | 吨/公顷 | 2026-9 |
| 2018/2019 | 1.996 | 吨/公顷 | 2026-9 |
| 2017/2018 | 2.617 | 吨/公顷 | 2026-9 |
| 2016/2017 | 2.701 | 吨/公顷 | 2026-9 |
| 2015/2016 | 3.012 | 吨/公顷 | 2026-9 |
| 2014/2015 | 2.709 | 吨/公顷 | 2026-9 |
| 2013/2014 | 2.012 | 吨/公顷 | 2026-9 |
| 2012/2013 | 2.76 | 吨/公顷 | 2026-9 |
| 2011/2012 | 2.45 | 吨/公顷 | 2026-9 |
| 2010/2011 | 2.088 | 吨/公顷 | 2026-9 |
| 2009/2010 | 2.703 | 吨/公顷 | 2026-9 |
| 2008/2009 | 2.738 | 吨/公顷 | 2026-9 |
| 2007/2008 | 2.235 | 吨/公顷 | 2026-9 |
| 2006/2007 | 2.179 | 吨/公顷 | 2026-9 |
| 2005/2006 | 2.151 | 吨/公顷 | 2026-9 |
| 2004/2005 | 1.867 | 吨/公顷 | 2026-9 |
| 2003/2004 | 1.714 | 吨/公顷 | 2026-9 |
| 2002/2003 | 2.257 | 吨/公顷 | 2026-9 |
| 2001/2002 | 1.665 | 吨/公顷 | 2026-9 |
| 2000/2001 | 1.881 | 吨/公顷 | 2026-9 |
| 1999/2000 | 1.449 | 吨/公顷 | 2026-9 |
| 1998/1999 | 1.752 | 吨/公顷 | 2026-9 |
| 1997/1998 | 2.091 | 吨/公顷 | 2026-9 |
| 1996/1997 | 2.069 | 吨/公顷 | 2026-9 |
| 1995/1996 | 2.212 | 吨/公顷 | 2026-9 |
| 1994/1995 | 2.254 | 吨/公顷 | 2026-9 |
| 1993/1994 | 2.795 | 吨/公顷 | 2026-9 |
| 1992/1993 | 3.06 | 吨/公顷 | 2026-9 |
| 1991/1992 | 2.512 | 吨/公顷 | 2026-9 |
| 1990/1991 | 2.892 | 吨/公顷 | 2026-9 |
| 1989/1990 | 2.941 | 吨/公顷 | 2026-9 |
| 1988/1989 | 2.263 | 吨/公顷 | 2026-9 |
| 1987/1988 | 2.708 | 吨/公顷 | 2026-9 |