| 年度 | 数值 | 单位 | 发布时间 |
|---|
| 2026/2027 | 1.833 | 吨/公顷 | 2026-9 |
| 2025/2026 | 1.833 | 吨/公顷 | 2026-9 |
| 2024/2025 | 1.833 | 吨/公顷 | 2026-9 |
| 2023/2024 | 1.833 | 吨/公顷 | 2026-9 |
| 2022/2023 | 1.692 | 吨/公顷 | 2026-9 |
| 2021/2022 | 1.771 | 吨/公顷 | 2026-9 |
| 2020/2021 | 1.785 | 吨/公顷 | 2026-9 |
| 2019/2020 | 1.905 | 吨/公顷 | 2026-9 |
| 2018/2019 | 1.845 | 吨/公顷 | 2026-9 |
| 2017/2018 | 1.84 | 吨/公顷 | 2026-9 |
| 2016/2017 | 1.793 | 吨/公顷 | 2026-9 |
| 2015/2016 | 1.74 | 吨/公顷 | 2026-9 |
| 2014/2015 | 1.765 | 吨/公顷 | 2026-9 |
| 2013/2014 | 1.98 | 吨/公顷 | 2026-9 |
| 2012/2013 | 1.716 | 吨/公顷 | 2026-9 |
| 2011/2012 | 2.023 | 吨/公顷 | 2026-9 |
| 2010/2011 | 1.974 | 吨/公顷 | 2026-9 |
| 2009/2010 | 1.979 | 吨/公顷 | 2026-9 |
| 2008/2009 | 2 | 吨/公顷 | 2026-9 |
| 2007/2008 | 2 | 吨/公顷 | 2026-9 |
| 2006/2007 | 2.222 | 吨/公顷 | 2026-9 |
| 2005/2006 | 2.134 | 吨/公顷 | 2026-9 |
| 2004/2005 | 1.917 | 吨/公顷 | 2026-9 |
| 2003/2004 | 1.991 | 吨/公顷 | 2026-9 |
| 2002/2003 | 2.065 | 吨/公顷 | 2026-9 |
| 2001/2002 | 2.439 | 吨/公顷 | 2026-9 |
| 2000/2001 | 2.462 | 吨/公顷 | 2026-9 |
| 1999/2000 | 1.95 | 吨/公顷 | 2026-9 |
| 1998/1999 | 2.024 | 吨/公顷 | 2026-9 |
| 1997/1998 | 2.027 | 吨/公顷 | 2026-9 |
| 1996/1997 | 2 | 吨/公顷 | 2026-9 |
| 1995/1996 | 1.625 | 吨/公顷 | 2026-9 |
| 1994/1995 | 0.956 | 吨/公顷 | 2026-9 |
| 1993/1994 | 0.956 | 吨/公顷 | 2026-9 |
| 1992/1993 | 1.132 | 吨/公顷 | 2026-9 |
| 1991/1992 | 1.095 | 吨/公顷 | 2026-9 |
| 1990/1991 | 0.963 | 吨/公顷 | 2026-9 |
| 1989/1990 | 1 | 吨/公顷 | 2026-9 |
| 1988/1989 | 0.966 | 吨/公顷 | 2026-9 |
| 1987/1988 | 0.911 | 吨/公顷 | 2026-9 |
| 1986/1987 | 1.063 | 吨/公顷 | 2026-9 |
| 1985/1986 | 0.98 | 吨/公顷 | 2026-9 |
| 1984/1985 | 1.051 | 吨/公顷 | 2026-9 |
| 1983/1984 | 0.941 | 吨/公顷 | 2026-9 |
| 1982/1983 | 1.002 | 吨/公顷 | 2026-9 |
| 1981/1982 | 0.968 | 吨/公顷 | 2026-9 |
| 1980/1981 | 0.91 | 吨/公顷 | 2026-9 |
| 1979/1980 | 1.41 | 吨/公顷 | 2026-9 |
| 1978/1979 | 1.359 | 吨/公顷 | 2026-9 |
| 1977/1978 | 1.403 | 吨/公顷 | 2026-9 |
| 1976/1977 | 1.368 | 吨/公顷 | 2026-9 |
| 1975/1976 | 1.947 | 吨/公顷 | 2026-9 |
| 1974/1975 | 1.208 | 吨/公顷 | 2026-9 |
| 1973/1974 | 1.039 | 吨/公顷 | 2026-9 |
| 1972/1973 | 0.846 | 吨/公顷 | 2026-9 |
| 1971/1972 | 1.042 | 吨/公顷 | 2026-9 |
| 1970/1971 | 1.119 | 吨/公顷 | 2026-9 |
| 1969/1970 | 1.067 | 吨/公顷 | 2026-9 |
| 1968/1969 | 1.196 | 吨/公顷 | 2026-9 |
| 1967/1968 | 1.197 | 吨/公顷 | 2026-9 |
| 1966/1967 | 1.121 | 吨/公顷 | 2026-9 |
| 1965/1966 | 1.133 | 吨/公顷 | 2026-9 |
| 1964/1965 | 1.043 | 吨/公顷 | 2026-9 |
| 1963/1964 | 0.997 | 吨/公顷 | 2026-9 |
| 1962/1963 | 1.015 | 吨/公顷 | 2026-9 |
| 1961/1962 | 0.899 | 吨/公顷 | 2026-9 |
| 1960/1961 | 1.037 | 吨/公顷 | 2026-9 |