| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 2.067 | 吨/公顷 | 2026-9 |
| 2025/2026 | 2.125 | 吨/公顷 | 2026-9 |
| 2024/2025 | 2.174 | 吨/公顷 | 2026-9 |
| 2023/2024 | 1.933 | 吨/公顷 | 2026-9 |
| 2022/2023 | 2.736 | 吨/公顷 | 2026-9 |
| 2021/2022 | 3.373 | 吨/公顷 | 2026-9 |
| 2020/2021 | 3.573 | 吨/公顷 | 2026-9 |
| 2019/2020 | 3.641 | 吨/公顷 | 2026-9 |
| 2018/2019 | 3.433 | 吨/公顷 | 2026-9 |
| 2017/2018 | 3.616 | 吨/公顷 | 2026-9 |
| 2016/2017 | 3.679 | 吨/公顷 | 2026-9 |
| 2015/2016 | 3.732 | 吨/公顷 | 2026-9 |
| 2014/2015 | 3.401 | 吨/公顷 | 2026-9 |
| 2013/2014 | 3.394 | 吨/公顷 | 2026-9 |
| 2012/2013 | 3.163 | 吨/公顷 | 2026-9 |
| 2011/2012 | 2.71 | 吨/公顷 | 2026-9 |
| 2010/2011 | 2.58 | 吨/公顷 | 2026-9 |
| 2009/2010 | 2.607 | 吨/公顷 | 2026-9 |
| 2008/2009 | 2.789 | 吨/公顷 | 2026-9 |
| 2007/2008 | 3.199 | 吨/公顷 | 2026-9 |
| 2006/2007 | 3.035 | 吨/公顷 | 2026-9 |
| 2005/2006 | 2.898 | 吨/公顷 | 2026-9 |
| 2004/2005 | 3.095 | 吨/公顷 | 2026-9 |
| 2003/2004 | 3.488 | 吨/公顷 | 2026-9 |
| 2002/2003 | 3.495 | 吨/公顷 | 2026-9 |
| 2001/2002 | 3.272 | 吨/公顷 | 2026-9 |
| 2000/2001 | 2.76 | 吨/公顷 | 2026-9 |
| 1999/2000 | 3.263 | 吨/公顷 | 2026-9 |
| 1998/1999 | 2.278 | 吨/公顷 | 2026-9 |
| 1997/1998 | 2.883 | 吨/公顷 | 2026-9 |
| 1996/1997 | 2.455 | 吨/公顷 | 2026-9 |
| 1995/1996 | 2.548 | 吨/公顷 | 2026-9 |
| 1994/1995 | 2.323 | 吨/公顷 | 2026-9 |
| 1993/1994 | 1.918 | 吨/公顷 | 2026-9 |
| 1992/1993 | 2.18 | 吨/公顷 | 2026-9 |
| 1991/1992 | 2.816 | 吨/公顷 | 2026-9 |
| 1990/1991 | 3.058 | 吨/公顷 | 2026-9 |
| 1989/1990 | 3.204 | 吨/公顷 | 2026-9 |
| 1988/1989 | 2.843 | 吨/公顷 | 2026-9 |
| 1987/1988 | 2.757 | 吨/公顷 | 2026-9 |
| 1986/1987 | 3.339 | 吨/公顷 | 2026-9 |
| 1985/1986 | 3.302 | 吨/公顷 | 2026-9 |
| 1984/1985 | 3.447 | 吨/公顷 | 2026-9 |
| 1983/1984 | 3.477 | 吨/公顷 | 2026-9 |
| 1982/1983 | 3.444 | 吨/公顷 | 2026-9 |
| 1981/1982 | 3.208 | 吨/公顷 | 2026-9 |
| 1980/1981 | 3.252 | 吨/公顷 | 2026-9 |
| 1979/1980 | 2.993 | 吨/公顷 | 2026-9 |
| 1978/1979 | 2.974 | 吨/公顷 | 2026-9 |
| 1977/1978 | 2.082 | 吨/公顷 | 2026-9 |
| 1976/1977 | 2.05 | 吨/公顷 | 2026-9 |
| 1975/1976 | 2.085 | 吨/公顷 | 2026-9 |
| 1974/1975 | 2.051 | 吨/公顷 | 2026-9 |
| 1973/1974 | 1.974 | 吨/公顷 | 2026-9 |
| 1972/1973 | 2.507 | 吨/公顷 | 2026-9 |
| 1971/1972 | 2.531 | 吨/公顷 | 2026-9 |
| 1970/1971 | 2.547 | 吨/公顷 | 2026-9 |
| 1969/1970 | 1.404 | 吨/公顷 | 2026-9 |
| 1968/1969 | 1.136 | 吨/公顷 | 2026-9 |
| 1967/1968 | 2.091 | 吨/公顷 | 2026-9 |
| 1966/1967 | 2.125 | 吨/公顷 | 2026-9 |
| 1965/1966 | 1.447 | 吨/公顷 | 2026-9 |
| 1964/1965 | 1.732 | 吨/公顷 | 2026-9 |
| 1963/1964 | 1.647 | 吨/公顷 | 2026-9 |
| 1962/1963 | 1.409 | 吨/公顷 | 2026-9 |
| 1961/1962 | 1.413 | 吨/公顷 | 2026-9 |
| 1960/1961 | 2.139 | 吨/公顷 | 2026-9 |