| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 2.921 | 吨/公顷 | 2026-9 |
| 2025/2026 | 3.184 | 吨/公顷 | 2026-9 |
| 2024/2025 | 2.72 | 吨/公顷 | 2026-9 |
| 2023/2024 | 2.933 | 吨/公顷 | 2026-9 |
| 2022/2023 | 2.808 | 吨/公顷 | 2026-9 |
| 2021/2022 | 1.225 | 吨/公顷 | 2026-9 |
| 2020/2021 | 2.927 | 吨/公顷 | 2026-9 |
| 2019/2020 | 3.161 | 吨/公顷 | 2026-9 |
| 2018/2019 | 2.367 | 吨/公顷 | 2026-9 |
| 2017/2018 | 2.796 | 吨/公顷 | 2026-9 |
| 2016/2017 | 2.9 | 吨/公顷 | 2026-9 |
| 2015/2016 | 2.769 | 吨/公顷 | 2026-9 |
| 2014/2015 | 2.55 | 吨/公顷 | 2026-9 |
| 2013/2014 | 2.531 | 吨/公顷 | 2026-9 |
| 2012/2013 | 2.627 | 吨/公顷 | 2026-9 |
| 2011/2012 | 1.556 | 吨/公顷 | 2026-9 |
| 2010/2011 | 2.483 | 吨/公顷 | 2026-9 |
| 2009/2010 | 2.411 | 吨/公顷 | 2026-9 |
| 2008/2009 | 1.444 | 吨/公顷 | 2026-9 |
| 2007/2008 | 2.257 | 吨/公顷 | 2026-9 |
| 2006/2007 | 2.297 | 吨/公顷 | 2026-9 |
| 2005/2006 | 1.501 | 吨/公顷 | 2026-9 |
| 2004/2005 | 2.021 | 吨/公顷 | 2026-9 |
| 2003/2004 | 2.02 | 吨/公顷 | 2026-9 |
| 2002/2003 | 2.915 | 吨/公顷 | 2026-9 |
| 2001/2002 | 2.455 | 吨/公顷 | 2026-9 |
| 2000/2001 | 2.594 | 吨/公顷 | 2026-9 |
| 1999/2000 | 2.426 | 吨/公顷 | 2026-9 |
| 1998/1999 | 2.483 | 吨/公顷 | 2026-9 |
| 1997/1998 | 2.598 | 吨/公顷 | 2026-9 |
| 1996/1997 | 2.639 | 吨/公顷 | 2026-9 |
| 1995/1996 | 2.508 | 吨/公顷 | 2026-9 |
| 1994/1995 | 2 | 吨/公顷 | 2026-9 |
| 1993/1994 | 1.714 | 吨/公顷 | 2026-9 |
| 1992/1993 | 1.786 | 吨/公顷 | 2026-9 |
| 1991/1992 | 1.444 | 吨/公顷 | 2026-9 |
| 1990/1991 | 1.461 | 吨/公顷 | 2026-9 |
| 1989/1990 | 1.607 | 吨/公顷 | 2026-9 |
| 1988/1989 | 1.9 | 吨/公顷 | 2026-9 |
| 1987/1988 | 1.789 | 吨/公顷 | 2026-9 |
| 1986/1987 | 1.793 | 吨/公顷 | 2026-9 |
| 1985/1986 | 1.091 | 吨/公顷 | 2026-9 |
| 1984/1985 | 1.727 | 吨/公顷 | 2026-9 |
| 1983/1984 | 1.31 | 吨/公顷 | 2026-9 |
| 1982/1983 | 1.486 | 吨/公顷 | 2026-9 |
| 1981/1982 | 1.429 | 吨/公顷 | 2026-9 |
| 1980/1981 | 1.5 | 吨/公顷 | 2026-9 |
| 1979/1980 | 1.438 | 吨/公顷 | 2026-9 |
| 1978/1979 | 1.525 | 吨/公顷 | 2026-9 |
| 1977/1978 | 1.224 | 吨/公顷 | 2026-9 |
| 1976/1977 | 1.646 | 吨/公顷 | 2026-9 |
| 1975/1976 | 1.642 | 吨/公顷 | 2026-9 |
| 1974/1975 | 1.457 | 吨/公顷 | 2026-9 |
| 1973/1974 | 1.425 | 吨/公顷 | 2026-9 |
| 1972/1973 | 1.506 | 吨/公顷 | 2026-9 |
| 1971/1972 | 1.276 | 吨/公顷 | 2026-9 |
| 1970/1971 | 1.389 | 吨/公顷 | 2026-9 |
| 1969/1970 | 1.3 | 吨/公顷 | 2026-9 |
| 1968/1969 | 1.607 | 吨/公顷 | 2026-9 |
| 1967/1968 | 1 | 吨/公顷 | 2026-9 |
| 1966/1967 | 1.385 | 吨/公顷 | 2026-9 |
| 1965/1966 | 1 | 吨/公顷 | 2026-9 |
| 1964/1965 | 1.636 | 吨/公顷 | 2026-9 |