| 年度 | 数值 | 单位 | 发布时间 |
|---|
| 2026/2027 | 6.125 | 吨/公顷 | 2026-9 |
| 2025/2026 | 5.541 | 吨/公顷 | 2026-9 |
| 2024/2025 | 5.691 | 吨/公顷 | 2026-9 |
| 2023/2024 | 5.935 | 吨/公顷 | 2026-9 |
| 2022/2023 | 6.39 | 吨/公顷 | 2026-9 |
| 2021/2022 | 5.762 | 吨/公顷 | 2026-9 |
| 2020/2021 | 6.305 | 吨/公顷 | 2026-9 |
| 2019/2020 | 5.615 | 吨/公顷 | 2026-9 |
| 2018/2019 | 4.968 | 吨/公顷 | 2026-9 |
| 2017/2018 | 4.718 | 吨/公顷 | 2026-9 |
| 2016/2017 | 4.55 | 吨/公顷 | 2026-9 |
| 2015/2016 | 4.422 | 吨/公顷 | 2026-9 |
| 2014/2015 | 4.323 | 吨/公顷 | 2026-9 |
| 2013/2014 | 4.229 | 吨/公顷 | 2026-9 |
| 2012/2013 | 3.981 | 吨/公顷 | 2026-9 |
| 2011/2012 | 3.991 | 吨/公顷 | 2026-9 |
| 2010/2011 | 3.806 | 吨/公顷 | 2026-9 |
| 2009/2010 | 3.489 | 吨/公顷 | 2026-9 |
| 2008/2009 | 3.415 | 吨/公顷 | 2026-9 |
| 2007/2008 | 3.427 | 吨/公顷 | 2026-9 |
| 2006/2007 | 3.036 | 吨/公顷 | 2026-9 |
| 2005/2006 | 2.984 | 吨/公顷 | 2026-9 |
| 2004/2005 | 2.851 | 吨/公顷 | 2026-9 |
| 2003/2004 | 2.003 | 吨/公顷 | 2026-9 |
| 2002/2003 | 1.856 | 吨/公顷 | 2026-9 |
| 2001/2002 | 1.767 | 吨/公顷 | 2026-9 |
| 2000/2001 | 1.741 | 吨/公顷 | 2026-9 |
| 1999/2000 | 1.717 | 吨/公顷 | 2026-9 |
| 1998/1999 | 1.731 | 吨/公顷 | 2026-9 |
| 1997/1998 | 1.626 | 吨/公顷 | 2026-9 |
| 1996/1997 | 1.607 | 吨/公顷 | 2026-9 |
| 1995/1996 | 1.602 | 吨/公顷 | 2026-9 |
| 1994/1995 | 1.488 | 吨/公顷 | 2026-9 |
| 1993/1994 | 1.382 | 吨/公顷 | 2026-9 |
| 1992/1993 | 1.375 | 吨/公顷 | 2026-9 |
| 1991/1992 | 1.342 | 吨/公顷 | 2026-9 |
| 1990/1991 | 1.402 | 吨/公顷 | 2026-9 |
| 1989/1990 | 1.366 | 吨/公顷 | 2026-9 |
| 1988/1989 | 1.39 | 吨/公顷 | 2026-9 |
| 1987/1988 | 1.317 | 吨/公顷 | 2026-9 |
| 1986/1987 | 1.362 | 吨/公顷 | 2026-9 |
| 1985/1986 | 1.253 | 吨/公顷 | 2026-9 |
| 1984/1985 | 1.272 | 吨/公顷 | 2026-9 |
| 1983/1984 | 1.269 | 吨/公顷 | 2026-9 |
| 1982/1983 | 1.272 | 吨/公顷 | 2026-9 |
| 1981/1982 | 1.257 | 吨/公顷 | 2026-9 |
| 1980/1981 | 1.272 | 吨/公顷 | 2026-9 |
| 1979/1980 | 1.248 | 吨/公顷 | 2026-9 |
| 1978/1979 | 1.228 | 吨/公顷 | 2026-9 |
| 1977/1978 | 1.252 | 吨/公顷 | 2026-9 |
| 1976/1977 | 1.224 | 吨/公顷 | 2026-9 |
| 1975/1976 | 1.293 | 吨/公顷 | 2026-9 |
| 1974/1975 | 1.217 | 吨/公顷 | 2026-9 |
| 1973/1974 | 1.212 | 吨/公顷 | 2026-9 |
| 1972/1973 | 1.109 | 吨/公顷 | 2026-9 |
| 1971/1972 | 1.116 | 吨/公顷 | 2026-9 |
| 1970/1971 | 1.12 | 吨/公顷 | 2026-9 |
| 1969/1970 | 1.033 | 吨/公顷 | 2026-9 |
| 1968/1969 | 1.016 | 吨/公顷 | 2026-9 |
| 1967/1968 | 1.303 | 吨/公顷 | 2026-9 |
| 1966/1967 | 1.06 | 吨/公顷 | 2026-9 |
| 1965/1966 | 0.996 | 吨/公顷 | 2026-9 |
| 1964/1965 | 1.086 | 吨/公顷 | 2026-9 |
| 1963/1964 | 1.052 | 吨/公顷 | 2026-9 |
| 1962/1963 | 1.065 | 吨/公顷 | 2026-9 |
| 1961/1962 | 1.032 | 吨/公顷 | 2026-9 |
| 1960/1961 | 0.915 | 吨/公顷 | 2026-9 |