| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 2.615 | 吨/公顷 | 2026-9 |
| 2025/2026 | 2.615 | 吨/公顷 | 2026-9 |
| 2024/2025 | 2.615 | 吨/公顷 | 2026-9 |
| 2023/2024 | 2.543 | 吨/公顷 | 2026-9 |
| 2022/2023 | 2.439 | 吨/公顷 | 2026-9 |
| 2021/2022 | 1.672 | 吨/公顷 | 2026-9 |
| 2020/2021 | 2.237 | 吨/公顷 | 2026-9 |
| 2019/2020 | 1.948 | 吨/公顷 | 2026-9 |
| 2018/2019 | 2.849 | 吨/公顷 | 2026-9 |
| 2017/2018 | 2.173 | 吨/公顷 | 2026-9 |
| 2016/2017 | 3.241 | 吨/公顷 | 2026-9 |
| 2015/2016 | 3.33 | 吨/公顷 | 2026-9 |
| 2014/2015 | 3.219 | 吨/公顷 | 2026-9 |
| 2013/2014 | 3.12 | 吨/公顷 | 2026-9 |
| 2012/2013 | 2.613 | 吨/公顷 | 2026-9 |
| 2011/2012 | 2.872 | 吨/公顷 | 2026-9 |
| 2010/2011 | 2.115 | 吨/公顷 | 2026-9 |
| 2009/2010 | 2.25 | 吨/公顷 | 2026-9 |
| 2008/2009 | 2.43 | 吨/公顷 | 2026-9 |
| 2007/2008 | 2.566 | 吨/公顷 | 2026-9 |
| 2006/2007 | 1.352 | 吨/公顷 | 2026-9 |
| 2005/2006 | 1.955 | 吨/公顷 | 2026-9 |
| 2004/2005 | 2.347 | 吨/公顷 | 2026-9 |
| 2003/2004 | 1.714 | 吨/公顷 | 2026-9 |
| 2002/2003 | 2.395 | 吨/公顷 | 2026-9 |
| 2001/2002 | 2.232 | 吨/公顷 | 2026-9 |
| 2000/2001 | 1.111 | 吨/公顷 | 2026-9 |
| 1999/2000 | 2.333 | 吨/公顷 | 2026-9 |
| 1998/1999 | 2.273 | 吨/公顷 | 2026-9 |
| 1997/1998 | 1.739 | 吨/公顷 | 2026-9 |
| 1996/1997 | 2.185 | 吨/公顷 | 2026-9 |
| 1995/1996 | 1.588 | 吨/公顷 | 2026-9 |
| 1994/1995 | 1.47 | 吨/公顷 | 2026-9 |
| 1993/1994 | 1.896 | 吨/公顷 | 2026-9 |
| 1992/1993 | 1.868 | 吨/公顷 | 2026-9 |
| 1991/1992 | 2.175 | 吨/公顷 | 2026-9 |
| 1990/1991 | 2.108 | 吨/公顷 | 2026-9 |
| 1989/1990 | 1.539 | 吨/公顷 | 2026-9 |
| 1988/1989 | 2.727 | 吨/公顷 | 2026-9 |
| 1987/1988 | 2.119 | 吨/公顷 | 2026-9 |