| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 4.473 | 吨/公顷 | 2026-9 |
| 2025/2026 | 4.473 | 吨/公顷 | 2026-9 |
| 2024/2025 | 4.655 | 吨/公顷 | 2026-9 |
| 2023/2024 | 4.06 | 吨/公顷 | 2026-9 |
| 2022/2023 | 3.755 | 吨/公顷 | 2026-9 |
| 2021/2022 | 4.649 | 吨/公顷 | 2026-9 |
| 2020/2021 | 4.293 | 吨/公顷 | 2026-9 |
| 2019/2020 | 4.583 | 吨/公顷 | 2026-9 |
| 2018/2019 | 4.911 | 吨/公顷 | 2026-9 |
| 2017/2018 | 4.898 | 吨/公顷 | 2026-9 |
| 2016/2017 | 4.413 | 吨/公顷 | 2026-9 |
| 2015/2016 | 4.542 | 吨/公顷 | 2026-9 |
| 2014/2015 | 4.452 | 吨/公顷 | 2026-9 |
| 2013/2014 | 4.517 | 吨/公顷 | 2026-9 |
| 2012/2013 | 4.392 | 吨/公顷 | 2026-9 |
| 2011/2012 | 4.123 | 吨/公顷 | 2026-9 |
| 2010/2011 | 4.204 | 吨/公顷 | 2026-9 |
| 2009/2010 | 4.259 | 吨/公顷 | 2026-9 |
| 2008/2009 | 4.159 | 吨/公顷 | 2026-9 |
| 2007/2008 | 4.262 | 吨/公顷 | 2026-9 |
| 2006/2007 | 4.159 | 吨/公顷 | 2026-9 |
| 2005/2006 | 3.544 | 吨/公顷 | 2026-9 |
| 2004/2005 | 3.571 | 吨/公顷 | 2026-9 |
| 2003/2004 | 3.731 | 吨/公顷 | 2026-9 |
| 2002/2003 | 3.925 | 吨/公顷 | 2026-9 |
| 2001/2002 | 3.765 | 吨/公顷 | 2026-9 |
| 2000/2001 | 3.881 | 吨/公顷 | 2026-9 |
| 1999/2000 | 3.771 | 吨/公顷 | 2026-9 |
| 1998/1999 | 3.78 | 吨/公顷 | 2026-9 |
| 1997/1998 | 4.019 | 吨/公顷 | 2026-9 |
| 1996/1997 | 3.694 | 吨/公顷 | 2026-9 |
| 1995/1996 | 3.541 | 吨/公顷 | 2026-9 |
| 1994/1995 | 3.617 | 吨/公顷 | 2026-9 |
| 1993/1994 | 3.678 | 吨/公顷 | 2026-9 |
| 1992/1993 | 3.768 | 吨/公顷 | 2026-9 |
| 1991/1992 | 3.817 | 吨/公顷 | 2026-9 |
| 1990/1991 | 3.75 | 吨/公顷 | 2026-9 |
| 1989/1990 | 3.714 | 吨/公顷 | 2026-9 |
| 1988/1989 | 3.786 | 吨/公顷 | 2026-9 |
| 1987/1988 | 3.817 | 吨/公顷 | 2026-9 |
| 1986/1987 | 4 | 吨/公顷 | 2026-9 |
| 1985/1986 | 3.973 | 吨/公顷 | 2026-9 |
| 1984/1985 | 4.027 | 吨/公顷 | 2026-9 |
| 1983/1984 | 3.671 | 吨/公顷 | 2026-9 |
| 1982/1983 | 4.137 | 吨/公顷 | 2026-9 |
| 1981/1982 | 3.958 | 吨/公顷 | 2026-9 |
| 1980/1981 | 3.954 | 吨/公顷 | 2026-9 |
| 1979/1980 | 4.017 | 吨/公顷 | 2026-9 |
| 1978/1979 | 4.073 | 吨/公顷 | 2026-9 |
| 1977/1978 | 4.06 | 吨/公顷 | 2026-9 |
| 1976/1977 | 3.604 | 吨/公顷 | 2026-9 |
| 1975/1976 | 3.646 | 吨/公顷 | 2026-9 |
| 1974/1975 | 3.682 | 吨/公顷 | 2026-9 |
| 1973/1974 | 3.622 | 吨/公顷 | 2026-9 |
| 1972/1973 | 3.297 | 吨/公顷 | 2026-9 |
| 1971/1972 | 3.425 | 吨/公顷 | 2026-9 |
| 1970/1971 | 3.744 | 吨/公顷 | 2026-9 |
| 1969/1970 | 3.531 | 吨/公顷 | 2026-9 |
| 1968/1969 | 3.314 | 吨/公顷 | 2026-9 |
| 1967/1968 | 3.529 | 吨/公顷 | 2026-9 |
| 1966/1967 | 3.379 | 吨/公顷 | 2026-9 |
| 1965/1966 | 2.941 | 吨/公顷 | 2026-9 |
| 1964/1965 | 2.933 | 吨/公顷 | 2026-9 |
| 1963/1964 | 2.679 | 吨/公顷 | 2026-9 |
| 1962/1963 | 2.926 | 吨/公顷 | 2026-9 |
| 1961/1962 | 2.769 | 吨/公顷 | 2026-9 |
| 1960/1961 | 2.769 | 吨/公顷 | 2026-9 |