| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 5.556 | 吨/公顷 | 2026-9 |
| 2025/2026 | 5.618 | 吨/公顷 | 2026-9 |
| 2024/2025 | 5.618 | 吨/公顷 | 2026-9 |
| 2023/2024 | 5.618 | 吨/公顷 | 2026-9 |
| 2022/2023 | 5.472 | 吨/公顷 | 2026-9 |
| 2021/2022 | 5.157 | 吨/公顷 | 2026-9 |
| 2020/2021 | 6.224 | 吨/公顷 | 2026-9 |
| 2019/2020 | 5.779 | 吨/公顷 | 2026-9 |
| 2018/2019 | 5.807 | 吨/公顷 | 2026-9 |
| 2017/2018 | 6.22 | 吨/公顷 | 2026-9 |
| 2016/2017 | 4.429 | 吨/公顷 | 2026-9 |
| 2015/2016 | 6.244 | 吨/公顷 | 2026-9 |
| 2014/2015 | 6.446 | 吨/公顷 | 2026-9 |
| 2013/2014 | 5.393 | 吨/公顷 | 2026-9 |
| 2012/2013 | 5.798 | 吨/公顷 | 2026-9 |
| 2011/2012 | 6.284 | 吨/公顷 | 2026-9 |
| 2010/2011 | 5.758 | 吨/公顷 | 2026-9 |
| 2009/2010 | 6.044 | 吨/公顷 | 2026-9 |
| 2008/2009 | 6.022 | 吨/公顷 | 2026-9 |
| 2007/2008 | 5.967 | 吨/公顷 | 2026-9 |
| 2006/2007 | 5.787 | 吨/公顷 | 2026-9 |
| 2005/2006 | 5.71 | 吨/公顷 | 2026-9 |
| 2004/2005 | 6.125 | 吨/公顷 | 2026-9 |
| 2003/2004 | 5.07 | 吨/公顷 | 2026-9 |
| 2002/2003 | 5.82 | 吨/公顷 | 2026-9 |
| 2001/2002 | 5.656 | 吨/公顷 | 2026-9 |
| 2000/2001 | 6.104 | 吨/公顷 | 2026-9 |
| 1999/2000 | 5.383 | 吨/公顷 | 2026-9 |
| 1998/1999 | 6.286 | 吨/公顷 | 2026-9 |
| 1997/1998 | 6.092 | 吨/公顷 | 2026-9 |
| 1996/1997 | 6.723 | 吨/公顷 | 2026-9 |
| 1995/1996 | 6.119 | 吨/公顷 | 2026-9 |
| 1994/1995 | 5.637 | 吨/公顷 | 2026-9 |
| 1993/1994 | 5.604 | 吨/公顷 | 2026-9 |
| 1992/1993 | 5.747 | 吨/公顷 | 2026-9 |
| 1991/1992 | 6.232 | 吨/公顷 | 2026-9 |
| 1990/1991 | 5.959 | 吨/公顷 | 2026-9 |
| 1989/1990 | 6.344 | 吨/公顷 | 2026-9 |
| 1988/1989 | 5.978 | 吨/公顷 | 2026-9 |
| 1987/1988 | 4.839 | 吨/公顷 | 2026-9 |
| 1986/1987 | 5.085 | 吨/公顷 | 2026-9 |
| 1985/1986 | 5.602 | 吨/公顷 | 2026-9 |
| 1984/1985 | 6.478 | 吨/公顷 | 2026-9 |
| 1983/1984 | 4.881 | 吨/公顷 | 2026-9 |
| 1982/1983 | 4.94 | 吨/公顷 | 2026-9 |
| 1981/1982 | 4.695 | 吨/公顷 | 2026-9 |
| 1980/1981 | 4.377 | 吨/公顷 | 2026-9 |
| 1979/1980 | 4.914 | 吨/公顷 | 2026-9 |
| 1978/1979 | 4.465 | 吨/公顷 | 2026-9 |
| 1977/1978 | 3.6 | 吨/公顷 | 2026-9 |
| 1976/1977 | 4.395 | 吨/公顷 | 2026-9 |
| 1975/1976 | 4 | 吨/公顷 | 2026-9 |
| 1974/1975 | 4.512 | 吨/公顷 | 2026-9 |
| 1973/1974 | 3.544 | 吨/公顷 | 2026-9 |
| 1972/1973 | 4.021 | 吨/公顷 | 2026-9 |
| 1971/1972 | 4.074 | 吨/公顷 | 2026-9 |
| 1970/1971 | 3.245 | 吨/公顷 | 2026-9 |
| 1969/1970 | 3.542 | 吨/公顷 | 2026-9 |
| 1968/1969 | 3.852 | 吨/公顷 | 2026-9 |
| 1967/1968 | 4.009 | 吨/公顷 | 2026-9 |
| 1966/1967 | 3.222 | 吨/公顷 | 2026-9 |
| 1965/1966 | 3.229 | 吨/公顷 | 2026-9 |
| 1964/1965 | 3.626 | 吨/公顷 | 2026-9 |
| 1963/1964 | 2.821 | 吨/公顷 | 2026-9 |
| 1962/1963 | 3.835 | 吨/公顷 | 2026-9 |
| 1961/1962 | 2.724 | 吨/公顷 | 2026-9 |
| 1960/1961 | 3.468 | 吨/公顷 | 2026-9 |