| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 2.593 | 吨/公顷 | 2026-9 |
| 2025/2026 | 2.593 | 吨/公顷 | 2026-9 |
| 2024/2025 | 2.615 | 吨/公顷 | 2026-9 |
| 2023/2024 | 2.6 | 吨/公顷 | 2026-9 |
| 2022/2023 | 2.645 | 吨/公顷 | 2026-9 |
| 2021/2022 | 2.015 | 吨/公顷 | 2026-9 |
| 2020/2021 | 2.788 | 吨/公顷 | 2026-9 |
| 2019/2020 | 2.409 | 吨/公顷 | 2026-9 |
| 2018/2019 | 2.453 | 吨/公顷 | 2026-9 |
| 2017/2018 | 2.212 | 吨/公顷 | 2026-9 |
| 2016/2017 | 2.273 | 吨/公顷 | 2026-9 |
| 2015/2016 | 2.427 | 吨/公顷 | 2026-9 |
| 2014/2015 | 2.234 | 吨/公顷 | 2026-9 |
| 2013/2014 | 2.527 | 吨/公顷 | 2026-9 |
| 2012/2013 | 2.36 | 吨/公顷 | 2026-9 |
| 2011/2012 | 2.535 | 吨/公顷 | 2026-9 |
| 2010/2011 | 2.318 | 吨/公顷 | 2026-9 |
| 2009/2010 | 2.344 | 吨/公顷 | 2026-9 |
| 2008/2009 | 2.154 | 吨/公顷 | 2026-9 |
| 2007/2008 | 2.011 | 吨/公顷 | 2026-9 |
| 2006/2007 | 2.09 | 吨/公顷 | 2026-9 |
| 2005/2006 | 2.077 | 吨/公顷 | 2026-9 |
| 2004/2005 | 1.888 | 吨/公顷 | 2026-9 |
| 2003/2004 | 2.077 | 吨/公顷 | 2026-9 |
| 2002/2003 | 1.883 | 吨/公顷 | 2026-9 |
| 2001/2002 | 1.767 | 吨/公顷 | 2026-9 |
| 2000/2001 | 2.052 | 吨/公顷 | 2026-9 |
| 1999/2000 | 1.883 | 吨/公顷 | 2026-9 |
| 1998/1999 | 1.95 | 吨/公顷 | 2026-9 |
| 1997/1998 | 1.772 | 吨/公顷 | 2026-9 |
| 1996/1997 | 1.708 | 吨/公顷 | 2026-9 |
| 1995/1996 | 1.833 | 吨/公顷 | 2026-9 |
| 1994/1995 | 2 | 吨/公顷 | 2026-9 |
| 1993/1994 | 1.931 | 吨/公顷 | 2026-9 |
| 1992/1993 | 1.867 | 吨/公顷 | 2026-9 |
| 1991/1992 | 1.867 | 吨/公顷 | 2026-9 |
| 1990/1991 | 1.8 | 吨/公顷 | 2026-9 |
| 1989/1990 | 1.753 | 吨/公顷 | 2026-9 |
| 1988/1989 | 1.936 | 吨/公顷 | 2026-9 |
| 1987/1988 | 1.975 | 吨/公顷 | 2026-9 |
| 1986/1987 | 1.899 | 吨/公顷 | 2026-9 |
| 1985/1986 | 1.88 | 吨/公顷 | 2026-9 |
| 1984/1985 | 1.837 | 吨/公顷 | 2026-9 |
| 1983/1984 | 1.882 | 吨/公顷 | 2026-9 |
| 1982/1983 | 1.886 | 吨/公顷 | 2026-9 |
| 1981/1982 | 1.806 | 吨/公顷 | 2026-9 |
| 1980/1981 | 1.775 | 吨/公顷 | 2026-9 |
| 1979/1980 | 1.682 | 吨/公顷 | 2026-9 |
| 1978/1979 | 1.644 | 吨/公顷 | 2026-9 |
| 1977/1978 | 1.609 | 吨/公顷 | 2026-9 |
| 1976/1977 | 1.646 | 吨/公顷 | 2026-9 |
| 1975/1976 | 1.5 | 吨/公顷 | 2026-9 |
| 1974/1975 | 1.382 | 吨/公顷 | 2026-9 |
| 1973/1974 | 1.343 | 吨/公顷 | 2026-9 |
| 1972/1973 | 1.342 | 吨/公顷 | 2026-9 |
| 1971/1972 | 1.473 | 吨/公顷 | 2026-9 |
| 1970/1971 | 1.297 | 吨/公顷 | 2026-9 |
| 1969/1970 | 1.333 | 吨/公顷 | 2026-9 |
| 1968/1969 | 1.233 | 吨/公顷 | 2026-9 |
| 1967/1968 | 1.218 | 吨/公顷 | 2026-9 |
| 1966/1967 | 1.125 | 吨/公顷 | 2026-9 |
| 1965/1966 | 1.125 | 吨/公顷 | 2026-9 |
| 1964/1965 | 1.037 | 吨/公顷 | 2026-9 |
| 1963/1964 | 1.25 | 吨/公顷 | 2026-9 |
| 1962/1963 | 1.098 | 吨/公顷 | 2026-9 |
| 1961/1962 | 1.056 | 吨/公顷 | 2026-9 |
| 1960/1961 | 1.047 | 吨/公顷 | 2026-9 |