| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 4.107 | 吨/公顷 | 2026-9 |
| 2025/2026 | 4.107 | 吨/公顷 | 2026-9 |
| 2024/2025 | 4.091 | 吨/公顷 | 2026-9 |
| 2023/2024 | 4.035 | 吨/公顷 | 2026-9 |
| 2022/2023 | 4.315 | 吨/公顷 | 2026-9 |
| 2021/2022 | 4.091 | 吨/公顷 | 2026-9 |
| 2020/2021 | 4.315 | 吨/公顷 | 2026-9 |
| 2019/2020 | 4.088 | 吨/公顷 | 2026-9 |
| 2018/2019 | 3.692 | 吨/公顷 | 2026-9 |
| 2017/2018 | 4.044 | 吨/公顷 | 2026-9 |
| 2016/2017 | 3.873 | 吨/公顷 | 2026-9 |
| 2015/2016 | 3.929 | 吨/公顷 | 2026-9 |
| 2014/2015 | 4 | 吨/公顷 | 2026-9 |
| 2013/2014 | 4.141 | 吨/公顷 | 2026-9 |
| 2012/2013 | 4.11 | 吨/公顷 | 2026-9 |
| 2011/2012 | 4.246 | 吨/公顷 | 2026-9 |
| 2010/2011 | 3.987 | 吨/公顷 | 2026-9 |
| 2009/2010 | 4.012 | 吨/公顷 | 2026-9 |
| 2008/2009 | 4.036 | 吨/公顷 | 2026-9 |
| 2007/2008 | 3.571 | 吨/公顷 | 2026-9 |
| 2006/2007 | 3 | 吨/公顷 | 2026-9 |
| 2005/2006 | 3.171 | 吨/公顷 | 2026-9 |
| 2004/2005 | 3.124 | 吨/公顷 | 2026-9 |
| 2003/2004 | 2.857 | 吨/公顷 | 2026-9 |
| 2002/2003 | 3.172 | 吨/公顷 | 2026-9 |
| 2001/2002 | 2.82 | 吨/公顷 | 2026-9 |
| 2000/2001 | 3.045 | 吨/公顷 | 2026-9 |
| 1999/2000 | 2.495 | 吨/公顷 | 2026-9 |
| 1998/1999 | 2.801 | 吨/公顷 | 2026-9 |
| 1997/1998 | 2.846 | 吨/公顷 | 2026-9 |
| 1996/1997 | 2.678 | 吨/公顷 | 2026-9 |
| 1995/1996 | 2.857 | 吨/公顷 | 2026-9 |
| 1994/1995 | 2.629 | 吨/公顷 | 2026-9 |
| 1993/1994 | 2.857 | 吨/公顷 | 2026-9 |
| 1992/1993 | 3.048 | 吨/公顷 | 2026-9 |
| 1991/1992 | 2.071 | 吨/公顷 | 2026-9 |
| 1990/1991 | 2.861 | 吨/公顷 | 2026-9 |
| 1989/1990 | 2.923 | 吨/公顷 | 2026-9 |
| 1988/1989 | 3.181 | 吨/公顷 | 2026-9 |
| 1987/1988 | 2.947 | 吨/公顷 | 2026-9 |
| 1986/1987 | 2.947 | 吨/公顷 | 2026-9 |
| 1985/1986 | 3.026 | 吨/公顷 | 2026-9 |
| 1984/1985 | 3.158 | 吨/公顷 | 2026-9 |
| 1983/1984 | 3.085 | 吨/公顷 | 2026-9 |
| 1982/1983 | 2.687 | 吨/公顷 | 2026-9 |
| 1981/1982 | 2.534 | 吨/公顷 | 2026-9 |
| 1980/1981 | 2.5 | 吨/公顷 | 2026-9 |
| 1979/1980 | 2.059 | 吨/公顷 | 2026-9 |
| 1978/1979 | 2.294 | 吨/公顷 | 2026-9 |
| 1977/1978 | 2.294 | 吨/公顷 | 2026-9 |
| 1976/1977 | 2.294 | 吨/公顷 | 2026-9 |
| 1975/1976 | 1.875 | 吨/公顷 | 2026-9 |
| 1974/1975 | 2.063 | 吨/公顷 | 2026-9 |
| 1973/1974 | 2.006 | 吨/公顷 | 2026-9 |
| 1972/1973 | 1.6 | 吨/公顷 | 2026-9 |
| 1971/1972 | 1.533 | 吨/公顷 | 2026-9 |
| 1970/1971 | 1.565 | 吨/公顷 | 2026-9 |
| 1969/1970 | 1.579 | 吨/公顷 | 2026-9 |
| 1968/1969 | 1.46 | 吨/公顷 | 2026-9 |
| 1967/1968 | 1.354 | 吨/公顷 | 2026-9 |
| 1966/1967 | 1.232 | 吨/公顷 | 2026-9 |
| 1965/1966 | 0.975 | 吨/公顷 | 2026-9 |
| 1964/1965 | 0.961 | 吨/公顷 | 2026-9 |
| 1963/1964 | 0.713 | 吨/公顷 | 2026-9 |
| 1962/1963 | 1.05 | 吨/公顷 | 2026-9 |
| 1961/1962 | 0.772 | 吨/公顷 | 2026-9 |
| 1960/1961 | 0.711 | 吨/公顷 | 2026-9 |