| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 8.928 | 吨/公顷 | 2026-9 |
| 2025/2026 | 8.8 | 吨/公顷 | 2026-9 |
| 2024/2025 | 8.928 | 吨/公顷 | 2026-9 |
| 2023/2024 | 8.649 | 吨/公顷 | 2026-9 |
| 2022/2023 | 9.051 | 吨/公顷 | 2026-9 |
| 2021/2022 | 8.32 | 吨/公顷 | 2026-9 |
| 2020/2021 | 9.093 | 吨/公顷 | 2026-9 |
| 2019/2020 | 9.1 | 吨/公顷 | 2026-9 |
| 2018/2019 | 9.1 | 吨/公顷 | 2026-9 |
| 2017/2018 | 7.838 | 吨/公顷 | 2026-9 |
| 2016/2017 | 7.612 | 吨/公顷 | 2026-9 |
| 2015/2016 | 7.612 | 吨/公顷 | 2026-9 |
| 2014/2015 | 7.232 | 吨/公顷 | 2026-9 |
| 2013/2014 | 7.612 | 吨/公顷 | 2026-9 |
| 2012/2013 | 7 | 吨/公顷 | 2026-9 |
| 2011/2012 | 7.133 | 吨/公顷 | 2026-9 |
| 2010/2011 | 7.133 | 吨/公顷 | 2026-9 |
| 2009/2010 | 6.67 | 吨/公顷 | 2026-9 |
| 2008/2009 | 7 | 吨/公顷 | 2026-9 |
| 2007/2008 | 6.316 | 吨/公顷 | 2026-9 |
| 2006/2007 | 7.105 | 吨/公顷 | 2026-9 |
| 2005/2006 | 6.667 | 吨/公顷 | 2026-9 |
| 2004/2005 | 6.25 | 吨/公顷 | 2026-9 |
| 2003/2004 | 5.929 | 吨/公顷 | 2026-9 |
| 2002/2003 | 5.143 | 吨/公顷 | 2026-9 |
| 2001/2002 | 5.143 | 吨/公顷 | 2026-9 |
| 2000/2001 | 4.425 | 吨/公顷 | 2026-9 |
| 1999/2000 | 4.225 | 吨/公顷 | 2026-9 |
| 1998/1999 | 3.893 | 吨/公顷 | 2026-9 |
| 1997/1998 | 3.844 | 吨/公顷 | 2026-9 |
| 1996/1997 | 4.444 | 吨/公顷 | 2026-9 |
| 1995/1996 | 4.943 | 吨/公顷 | 2026-9 |
| 1994/1995 | 5.022 | 吨/公顷 | 2026-9 |
| 1993/1994 | 5 | 吨/公顷 | 2026-9 |
| 1992/1993 | 3.431 | 吨/公顷 | 2026-9 |
| 1991/1992 | 3.08 | 吨/公顷 | 2026-9 |
| 1990/1991 | 3.28 | 吨/公顷 | 2026-9 |
| 1989/1990 | 3.08 | 吨/公顷 | 2026-9 |
| 1988/1989 | 3.629 | 吨/公顷 | 2026-9 |
| 1987/1988 | 3.785 | 吨/公顷 | 2026-9 |
| 1986/1987 | 3.629 | 吨/公顷 | 2026-9 |
| 1985/1986 | 3.662 | 吨/公顷 | 2026-9 |
| 1984/1985 | 4.031 | 吨/公顷 | 2026-9 |
| 1983/1984 | 4.157 | 吨/公顷 | 2026-9 |
| 1982/1983 | 4.195 | 吨/公顷 | 2026-9 |
| 1981/1982 | 4.178 | 吨/公顷 | 2026-9 |
| 1980/1981 | 5.24 | 吨/公顷 | 2026-9 |
| 1979/1980 | 4.613 | 吨/公顷 | 2026-9 |
| 1978/1979 | 4.171 | 吨/公顷 | 2026-9 |
| 1977/1978 | 4.379 | 吨/公顷 | 2026-9 |
| 1976/1977 | 4.5 | 吨/公顷 | 2026-9 |
| 1975/1976 | 4.2 | 吨/公顷 | 2026-9 |
| 1974/1975 | 3.85 | 吨/公顷 | 2026-9 |
| 1973/1974 | 4.083 | 吨/公顷 | 2026-9 |
| 1972/1973 | 3.686 | 吨/公顷 | 2026-9 |
| 1971/1972 | 4.139 | 吨/公顷 | 2026-9 |
| 1970/1971 | 3.672 | 吨/公顷 | 2026-9 |
| 1969/1970 | 3.509 | 吨/公顷 | 2026-9 |
| 1968/1969 | 4.2 | 吨/公顷 | 2026-9 |
| 1967/1968 | 3.583 | 吨/公顷 | 2026-9 |
| 1966/1967 | 3.554 | 吨/公顷 | 2026-9 |
| 1965/1966 | 4 | 吨/公顷 | 2026-9 |
| 1964/1965 | 4.4 | 吨/公顷 | 2026-9 |
| 1963/1964 | 3.636 | 吨/公顷 | 2026-9 |
| 1962/1963 | 3.136 | 吨/公顷 | 2026-9 |
| 1961/1962 | 3.644 | 吨/公顷 | 2026-9 |
| 1960/1961 | 4.024 | 吨/公顷 | 2026-9 |