| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 2.648 | 吨/公顷 | 2026-9 |
| 2025/2026 | 2.825 | 吨/公顷 | 2026-9 |
| 2024/2025 | 2.594 | 吨/公顷 | 2026-9 |
| 2023/2024 | 2.324 | 吨/公顷 | 2026-9 |
| 2022/2023 | 2.721 | 吨/公顷 | 2026-9 |
| 2021/2022 | 2.362 | 吨/公顷 | 2026-9 |
| 2020/2021 | 2.573 | 吨/公顷 | 2026-9 |
| 2019/2020 | 2.444 | 吨/公顷 | 2026-9 |
| 2018/2019 | 2.259 | 吨/公顷 | 2026-9 |
| 2017/2018 | 2.417 | 吨/公顷 | 2026-9 |
| 2016/2017 | 2.485 | 吨/公顷 | 2026-9 |
| 2015/2016 | 2.312 | 吨/公顷 | 2026-9 |
| 2014/2015 | 2.314 | 吨/公顷 | 2026-9 |
| 2013/2014 | 2.398 | 吨/公顷 | 2026-9 |
| 2012/2013 | 2.192 | 吨/公顷 | 2026-9 |
| 2011/2012 | 2.306 | 吨/公顷 | 2026-9 |
| 2010/2011 | 2.132 | 吨/公顷 | 2026-9 |
| 2009/2010 | 2.279 | 吨/公顷 | 2026-9 |
| 2008/2009 | 2.262 | 吨/公顷 | 2026-9 |
| 2007/2008 | 2.119 | 吨/公顷 | 2026-9 |
| 2006/2007 | 1.929 | 吨/公顷 | 2026-9 |
| 2005/2006 | 2.078 | 吨/公顷 | 2026-9 |
| 2004/2005 | 2.186 | 吨/公顷 | 2026-9 |
| 2003/2004 | 2.161 | 吨/公顷 | 2026-9 |
| 2002/2003 | 2.047 | 吨/公顷 | 2026-9 |
| 2001/2002 | 2.051 | 吨/公顷 | 2026-9 |
| 2000/2001 | 2.039 | 吨/公顷 | 2026-9 |
| 1999/2000 | 1.884 | 吨/公顷 | 2026-9 |
| 1998/1999 | 1.907 | 吨/公顷 | 2026-9 |
| 1997/1998 | 2.032 | 吨/公顷 | 2026-9 |
| 1996/1997 | 1.917 | 吨/公顷 | 2026-9 |
| 1995/1996 | 1.706 | 吨/公顷 | 2026-9 |
| 1994/1995 | 1.81 | 吨/公顷 | 2026-9 |
| 1993/1994 | 1.955 | 吨/公顷 | 2026-9 |
| 1992/1993 | 1.822 | 吨/公顷 | 2026-9 |
| 1991/1992 | 1.706 | 吨/公顷 | 2026-9 |
| 1990/1991 | 1.975 | 吨/公顷 | 2026-9 |
| 1989/1990 | 1.778 | 吨/公顷 | 2026-9 |
| 1988/1989 | 1.63 | 吨/公顷 | 2026-9 |
| 1987/1988 | 1.756 | 吨/公顷 | 2026-9 |
| 1986/1987 | 1.815 | 吨/公顷 | 2026-9 |
| 1985/1986 | 1.885 | 吨/公顷 | 2026-9 |
| 1984/1985 | 1.817 | 吨/公顷 | 2026-9 |
| 1983/1984 | 1.669 | 吨/公顷 | 2026-9 |
| 1982/1983 | 1.787 | 吨/公顷 | 2026-9 |
| 1981/1982 | 1.522 | 吨/公顷 | 2026-9 |
| 1980/1981 | 1.66 | 吨/公顷 | 2026-9 |
| 1979/1980 | 1.623 | 吨/公顷 | 2026-9 |
| 1978/1979 | 1.771 | 吨/公顷 | 2026-9 |
| 1977/1978 | 1.665 | 吨/公顷 | 2026-9 |
| 1976/1977 | 1.674 | 吨/公顷 | 2026-9 |
| 1975/1976 | 1.531 | 吨/公顷 | 2026-9 |
| 1974/1975 | 1.655 | 吨/公顷 | 2026-9 |
| 1973/1974 | 1.662 | 吨/公顷 | 2026-9 |
| 1972/1973 | 1.627 | 吨/公顷 | 2026-9 |
| 1971/1972 | 1.841 | 吨/公顷 | 2026-9 |
| 1970/1971 | 1.689 | 吨/公顷 | 2026-9 |
| 1969/1970 | 1.703 | 吨/公顷 | 2026-9 |
| 1968/1969 | 1.677 | 吨/公顷 | 2026-9 |
| 1967/1968 | 1.616 | 吨/公顷 | 2026-9 |
| 1966/1967 | 1.568 | 吨/公顷 | 2026-9 |
| 1965/1966 | 1.528 | 吨/公顷 | 2026-9 |
| 1964/1965 | 1.456 | 吨/公顷 | 2026-9 |
| 1963/1964 | 1.471 | 吨/公顷 | 2026-9 |
| 1962/1963 | 1.447 | 吨/公顷 | 2026-9 |
| 1961/1962 | 1.27 | 吨/公顷 | 2026-9 |
| 1960/1961 | 1.341 | 吨/公顷 | 2026-9 |