| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 0.375 | 吨/公顷 | 2026-9 |
| 2025/2026 | 0.375 | 吨/公顷 | 2026-9 |
| 2024/2025 | 0.375 | 吨/公顷 | 2026-9 |
| 2023/2024 | 0.372 | 吨/公顷 | 2026-9 |
| 2022/2023 | 0.399 | 吨/公顷 | 2026-9 |
| 2021/2022 | 0.4 | 吨/公顷 | 2026-9 |
| 2020/2021 | 1.075 | 吨/公顷 | 2026-9 |
| 2019/2020 | 0.852 | 吨/公顷 | 2026-9 |
| 2018/2019 | 0.502 | 吨/公顷 | 2026-9 |
| 2017/2018 | 1.033 | 吨/公顷 | 2026-9 |
| 2016/2017 | 1.399 | 吨/公顷 | 2026-9 |
| 2015/2016 | 1.349 | 吨/公顷 | 2026-9 |
| 2014/2015 | 1.349 | 吨/公顷 | 2026-9 |
| 2013/2014 | 1.303 | 吨/公顷 | 2026-9 |
| 2012/2013 | 1.394 | 吨/公顷 | 2026-9 |
| 2011/2012 | 1.698 | 吨/公顷 | 2026-9 |
| 2010/2011 | 1.605 | 吨/公顷 | 2026-9 |
| 2009/2010 | 1.302 | 吨/公顷 | 2026-9 |
| 2008/2009 | 1.375 | 吨/公顷 | 2026-9 |
| 2007/2008 | 1.675 | 吨/公顷 | 2026-9 |
| 2006/2007 | 1.605 | 吨/公顷 | 2026-9 |
| 2005/2006 | 1.595 | 吨/公顷 | 2026-9 |
| 2004/2005 | 1.61 | 吨/公顷 | 2026-9 |
| 2003/2004 | 1.6 | 吨/公顷 | 2026-9 |
| 2002/2003 | 1.494 | 吨/公顷 | 2026-9 |
| 2001/2002 | 1.5 | 吨/公顷 | 2026-9 |
| 2000/2001 | 1.39 | 吨/公顷 | 2026-9 |
| 1999/2000 | 1.45 | 吨/公顷 | 2026-9 |
| 1998/1999 | 1.45 | 吨/公顷 | 2026-9 |
| 1997/1998 | 1.25 | 吨/公顷 | 2026-9 |
| 1996/1997 | 1.125 | 吨/公顷 | 2026-9 |
| 1995/1996 | 1.577 | 吨/公顷 | 2026-9 |
| 1994/1995 | 1.481 | 吨/公顷 | 2026-9 |
| 1993/1994 | 1.51 | 吨/公顷 | 2026-9 |
| 1992/1993 | 1.601 | 吨/公顷 | 2026-9 |
| 1991/1992 | 1.494 | 吨/公顷 | 2026-9 |
| 1990/1991 | 1.493 | 吨/公顷 | 2026-9 |
| 1989/1990 | 1.522 | 吨/公顷 | 2026-9 |
| 1988/1989 | 1.791 | 吨/公顷 | 2026-9 |
| 1987/1988 | 1.894 | 吨/公顷 | 2026-9 |
| 1986/1987 | 1.906 | 吨/公顷 | 2026-9 |
| 1985/1986 | 1.818 | 吨/公顷 | 2026-9 |
| 1984/1985 | 1.463 | 吨/公顷 | 2026-9 |
| 1983/1984 | 1.598 | 吨/公顷 | 2026-9 |
| 1982/1983 | 1.6 | 吨/公顷 | 2026-9 |
| 1981/1982 | 1.6 | 吨/公顷 | 2026-9 |
| 1980/1981 | 1.645 | 吨/公顷 | 2026-9 |
| 1979/1980 | 1.537 | 吨/公顷 | 2026-9 |
| 1978/1979 | 0.952 | 吨/公顷 | 2026-9 |
| 1977/1978 | 0.899 | 吨/公顷 | 2026-9 |
| 1976/1977 | 0.882 | 吨/公顷 | 2026-9 |
| 1975/1976 | 0.85 | 吨/公顷 | 2026-9 |
| 1974/1975 | 1.116 | 吨/公顷 | 2026-9 |
| 1973/1974 | 1.098 | 吨/公顷 | 2026-9 |
| 1972/1973 | 1.069 | 吨/公顷 | 2026-9 |
| 1971/1972 | 1.086 | 吨/公顷 | 2026-9 |
| 1970/1971 | 1.088 | 吨/公顷 | 2026-9 |
| 1969/1970 | 1.193 | 吨/公顷 | 2026-9 |
| 1968/1969 | 1.122 | 吨/公顷 | 2026-9 |
| 1967/1968 | 0.937 | 吨/公顷 | 2026-9 |
| 1966/1967 | 0.908 | 吨/公顷 | 2026-9 |
| 1965/1966 | 0.9 | 吨/公顷 | 2026-9 |
| 1964/1965 | 0.813 | 吨/公顷 | 2026-9 |
| 1963/1964 | 0.814 | 吨/公顷 | 2026-9 |
| 1962/1963 | 0.811 | 吨/公顷 | 2026-9 |
| 1961/1962 | 0.809 | 吨/公顷 | 2026-9 |
| 1960/1961 | 0.905 | 吨/公顷 | 2026-9 |