| 年度 | 数值 | 单位 | 发布时间 |
|---|
| 2026/2027 | 6.962 | 吨/公顷 | 2026-9 |
| 2025/2026 | 7.683 | 吨/公顷 | 2026-9 |
| 2024/2025 | 7.18 | 吨/公顷 | 2026-9 |
| 2023/2024 | 6.68 | 吨/公顷 | 2026-9 |
| 2022/2023 | 5.139 | 吨/公顷 | 2026-9 |
| 2021/2022 | 6.989 | 吨/公顷 | 2026-9 |
| 2020/2021 | 7.925 | 吨/公顷 | 2026-9 |
| 2019/2020 | 8.147 | 吨/公顷 | 2026-9 |
| 2018/2019 | 8.308 | 吨/公顷 | 2026-9 |
| 2017/2018 | 6.006 | 吨/公顷 | 2026-9 |
| 2016/2017 | 8.009 | 吨/公顷 | 2026-9 |
| 2015/2016 | 8.127 | 吨/公顷 | 2026-9 |
| 2014/2015 | 8.065 | 吨/公顷 | 2026-9 |
| 2013/2014 | 7.506 | 吨/公顷 | 2026-9 |
| 2012/2013 | 7.312 | 吨/公顷 | 2026-9 |
| 2011/2012 | 5.833 | 吨/公顷 | 2026-9 |
| 2010/2011 | 6.72 | 吨/公顷 | 2026-9 |
| 2009/2010 | 8.333 | 吨/公顷 | 2026-9 |
| 2008/2009 | 6.2 | 吨/公顷 | 2026-9 |
| 2007/2008 | 6.453 | 吨/公顷 | 2026-9 |
| 2006/2007 | 8.036 | 吨/公顷 | 2026-9 |
| 2005/2006 | 6.475 | 吨/公顷 | 2026-9 |
| 2004/2005 | 7.36 | 吨/公顷 | 2026-9 |
| 2003/2004 | 6.392 | 吨/公顷 | 2026-9 |
| 2002/2003 | 6.327 | 吨/公顷 | 2026-9 |
| 2001/2002 | 6.079 | 吨/公顷 | 2026-9 |
| 2000/2001 | 5.454 | 吨/公顷 | 2026-9 |
| 1999/2000 | 5.548 | 吨/公顷 | 2026-9 |
| 1998/1999 | 5.369 | 吨/公顷 | 2026-9 |
| 1997/1998 | 6.079 | 吨/公顷 | 2026-9 |
| 1996/1997 | 4.556 | 吨/公顷 | 2026-9 |
| 1995/1996 | 4.111 | 吨/公顷 | 2026-9 |
| 1994/1995 | 4.522 | 吨/公顷 | 2026-9 |
| 1993/1994 | 4.167 | 吨/公顷 | 2026-9 |
| 1992/1993 | 4.163 | 吨/公顷 | 2026-9 |
| 1991/1992 | 4.417 | 吨/公顷 | 2026-9 |
| 1990/1991 | 4.045 | 吨/公顷 | 2026-9 |
| 1989/1990 | 3.059 | 吨/公顷 | 2026-9 |
| 1988/1989 | 2.91 | 吨/公顷 | 2026-9 |
| 1987/1988 | 3.774 | 吨/公顷 | 2026-9 |
| 1986/1987 | 3.19 | 吨/公顷 | 2026-9 |
| 1985/1986 | 3.7 | 吨/公顷 | 2026-9 |
| 1984/1985 | 3.563 | 吨/公顷 | 2026-9 |
| 1983/1984 | 3.141 | 吨/公顷 | 2026-9 |
| 1982/1983 | 3.03 | 吨/公顷 | 2026-9 |
| 1981/1982 | 3.028 | 吨/公顷 | 2026-9 |
| 1980/1981 | 3.801 | 吨/公顷 | 2026-9 |
| 1979/1980 | 2.57 | 吨/公顷 | 2026-9 |
| 1978/1979 | 3.105 | 吨/公顷 | 2026-9 |
| 1977/1978 | 3.647 | 吨/公顷 | 2026-9 |
| 1976/1977 | 3.278 | 吨/公顷 | 2026-9 |
| 1975/1976 | 2.117 | 吨/公顷 | 2026-9 |
| 1974/1975 | 2.508 | 吨/公顷 | 2026-9 |
| 1973/1974 | 2.84 | 吨/公顷 | 2026-9 |
| 1972/1973 | 2.525 | 吨/公顷 | 2026-9 |
| 1971/1972 | 1.862 | 吨/公顷 | 2026-9 |
| 1970/1971 | 2.442 | 吨/公顷 | 2026-9 |
| 1969/1970 | 2.33 | 吨/公顷 | 2026-9 |
| 1968/1969 | 1.929 | 吨/公顷 | 2026-9 |
| 1967/1968 | 1.942 | 吨/公顷 | 2026-9 |
| 1966/1967 | 2.319 | 吨/公顷 | 2026-9 |
| 1965/1966 | 2.15 | 吨/公顷 | 2026-9 |
| 1964/1965 | 1.679 | 吨/公顷 | 2026-9 |
| 1963/1964 | 1.801 | 吨/公顷 | 2026-9 |
| 1962/1963 | 1.648 | 吨/公顷 | 2026-9 |
| 1961/1962 | 1.893 | 吨/公顷 | 2026-9 |
| 1960/1961 | 1.768 | 吨/公顷 | 2026-9 |