| 年度 | 数值 | 单位 | 发布时间 |
|---|
| 2026/2027 | 2.4 | 吨/公顷 | 2026-9 |
| 2025/2026 | 2.4 | 吨/公顷 | 2026-9 |
| 2024/2025 | 2.739 | 吨/公顷 | 2026-9 |
| 2023/2024 | 2.462 | 吨/公顷 | 2026-9 |
| 2022/2023 | 3.625 | 吨/公顷 | 2026-9 |
| 2021/2022 | 2.423 | 吨/公顷 | 2026-9 |
| 2020/2021 | 2.44 | 吨/公顷 | 2026-9 |
| 2019/2020 | 2.5 | 吨/公顷 | 2026-9 |
| 2018/2019 | 2.313 | 吨/公顷 | 2026-9 |
| 2017/2018 | 2.417 | 吨/公顷 | 2026-9 |
| 2016/2017 | 2.462 | 吨/公顷 | 2026-9 |
| 2015/2016 | 1.981 | 吨/公顷 | 2026-9 |
| 2014/2015 | 2.564 | 吨/公顷 | 2026-9 |
| 2013/2014 | 2.357 | 吨/公顷 | 2026-9 |
| 2012/2013 | 2.035 | 吨/公顷 | 2026-9 |
| 2011/2012 | 1.842 | 吨/公顷 | 2026-9 |
| 2010/2011 | 1.314 | 吨/公顷 | 2026-9 |
| 2009/2010 | 1.792 | 吨/公顷 | 2026-9 |
| 2008/2009 | 1.711 | 吨/公顷 | 2026-9 |
| 2007/2008 | 1.761 | 吨/公顷 | 2026-9 |
| 2006/2007 | 1.745 | 吨/公顷 | 2026-9 |
| 2005/2006 | 1.446 | 吨/公顷 | 2026-9 |
| 2004/2005 | 1.517 | 吨/公顷 | 2026-9 |
| 2003/2004 | 1.525 | 吨/公顷 | 2026-9 |
| 2002/2003 | 1.509 | 吨/公顷 | 2026-9 |
| 2001/2002 | 1.351 | 吨/公顷 | 2026-9 |
| 2000/2001 | 0.685 | 吨/公顷 | 2026-9 |
| 1999/2000 | 1.539 | 吨/公顷 | 2026-9 |
| 1998/1999 | 1.618 | 吨/公顷 | 2026-9 |
| 1997/1998 | 1.231 | 吨/公顷 | 2026-9 |
| 1996/1997 | 1.529 | 吨/公顷 | 2026-9 |
| 1995/1996 | 1.529 | 吨/公顷 | 2026-9 |
| 1994/1995 | 1.536 | 吨/公顷 | 2026-9 |
| 1993/1994 | 1.522 | 吨/公顷 | 2026-9 |
| 1992/1993 | 1.216 | 吨/公顷 | 2026-9 |
| 1991/1992 | 0.571 | 吨/公顷 | 2026-9 |
| 1990/1991 | 1.403 | 吨/公顷 | 2026-9 |
| 1989/1990 | 1.059 | 吨/公顷 | 2026-9 |
| 1988/1989 | 1.082 | 吨/公顷 | 2026-9 |
| 1987/1988 | 0.957 | 吨/公顷 | 2026-9 |
| 1986/1987 | 1.222 | 吨/公顷 | 2026-9 |
| 1985/1986 | 1.215 | 吨/公顷 | 2026-9 |
| 1984/1985 | 1.014 | 吨/公顷 | 2026-9 |
| 1983/1984 | 1 | 吨/公顷 | 2026-9 |
| 1982/1983 | 1.051 | 吨/公顷 | 2026-9 |
| 1981/1982 | 0.95 | 吨/公顷 | 2026-9 |
| 1980/1981 | 0.84 | 吨/公顷 | 2026-9 |
| 1979/1980 | 0.9 | 吨/公顷 | 2026-9 |
| 1978/1979 | 0.942 | 吨/公顷 | 2026-9 |
| 1977/1978 | 0.964 | 吨/公顷 | 2026-9 |
| 1976/1977 | 0.97 | 吨/公顷 | 2026-9 |
| 1975/1976 | 0.878 | 吨/公顷 | 2026-9 |
| 1974/1975 | 0.776 | 吨/公顷 | 2026-9 |
| 1973/1974 | 0.824 | 吨/公顷 | 2026-9 |
| 1972/1973 | 0.667 | 吨/公顷 | 2026-9 |
| 1971/1972 | 0.857 | 吨/公顷 | 2026-9 |
| 1970/1971 | 0.862 | 吨/公顷 | 2026-9 |
| 1969/1970 | 0.863 | 吨/公顷 | 2026-9 |
| 1968/1969 | 0.84 | 吨/公顷 | 2026-9 |
| 1967/1968 | 0.788 | 吨/公顷 | 2026-9 |
| 1966/1967 | 0.778 | 吨/公顷 | 2026-9 |
| 1965/1966 | 0.8 | 吨/公顷 | 2026-9 |
| 1964/1965 | 0.828 | 吨/公顷 | 2026-9 |
| 1963/1964 | 0.809 | 吨/公顷 | 2026-9 |
| 1962/1963 | 0.868 | 吨/公顷 | 2026-9 |
| 1961/1962 | 0.804 | 吨/公顷 | 2026-9 |
| 1960/1961 | 0.766 | 吨/公顷 | 2026-9 |