| 年度 | 数值 | 单位 | 发布时间 |
|---|
| 2026/2027 | 6.333 | 吨/公顷 | 2026-9 |
| 2025/2026 | 5.812 | 吨/公顷 | 2026-9 |
| 2024/2025 | 7.537 | 吨/公顷 | 2026-9 |
| 2023/2024 | 6.756 | 吨/公顷 | 2026-9 |
| 2022/2023 | 2.66 | 吨/公顷 | 2026-9 |
| 2021/2022 | 5.776 | 吨/公顷 | 2026-9 |
| 2020/2021 | 5.5 | 吨/公顷 | 2026-9 |
| 2019/2020 | 6.578 | 吨/公顷 | 2026-9 |
| 2018/2019 | 11.657 | 吨/公顷 | 2026-9 |
| 2017/2018 | 4.612 | 吨/公顷 | 2026-9 |
| 2016/2017 | 8.263 | 吨/公顷 | 2026-9 |
| 2015/2016 | 6.012 | 吨/公顷 | 2026-9 |
| 2014/2015 | 5.783 | 吨/公顷 | 2026-9 |
| 2013/2014 | 4.313 | 吨/公顷 | 2026-9 |
| 2012/2013 | 5.68 | 吨/公顷 | 2026-9 |
| 2011/2012 | 4.258 | 吨/公顷 | 2026-9 |
| 2010/2011 | 3.667 | 吨/公顷 | 2026-9 |
| 2009/2010 | 5.51 | 吨/公顷 | 2026-9 |
| 2008/2009 | 3.068 | 吨/公顷 | 2026-9 |
| 2007/2008 | 4.136 | 吨/公顷 | 2026-9 |
| 2006/2007 | 5.746 | 吨/公顷 | 2026-9 |
| 2005/2006 | 4.184 | 吨/公顷 | 2026-9 |
| 2004/2005 | 4.115 | 吨/公顷 | 2026-9 |
| 2003/2004 | 4.956 | 吨/公顷 | 2026-9 |
| 2002/2003 | 4.59 | 吨/公顷 | 2026-9 |
| 2001/2002 | 3.327 | 吨/公顷 | 2026-9 |
| 2000/2001 | 4.684 | 吨/公顷 | 2026-9 |
| 1999/2000 | 1.548 | 吨/公顷 | 2026-9 |
| 1998/1999 | 4.102 | 吨/公顷 | 2026-9 |
| 1997/1998 | 3.383 | 吨/公顷 | 2026-9 |
| 1996/1997 | 2.656 | 吨/公顷 | 2026-9 |
| 1995/1996 | 2.17 | 吨/公顷 | 2026-9 |
| 1994/1995 | 2.438 | 吨/公顷 | 2026-9 |
| 1993/1994 | 1.636 | 吨/公顷 | 2026-9 |
| 1992/1993 | 1.944 | 吨/公顷 | 2026-9 |
| 1991/1992 | 1.563 | 吨/公顷 | 2026-9 |
| 1990/1991 | 1.787 | 吨/公顷 | 2026-9 |
| 1989/1990 | 1.965 | 吨/公顷 | 2026-9 |
| 1988/1989 | 0.875 | 吨/公顷 | 2026-9 |
| 1987/1988 | 1.5 | 吨/公顷 | 2026-9 |
| 1986/1987 | 1.639 | 吨/公顷 | 2026-9 |
| 1985/1986 | 1.268 | 吨/公顷 | 2026-9 |
| 1984/1985 | 1 | 吨/公顷 | 2026-9 |
| 1983/1984 | 1.349 | 吨/公顷 | 2026-9 |
| 1982/1983 | 0.8 | 吨/公顷 | 2026-9 |
| 1981/1982 | 1.021 | 吨/公顷 | 2026-9 |
| 1980/1981 | 1.4 | 吨/公顷 | 2026-9 |
| 1979/1980 | 0.84 | 吨/公顷 | 2026-9 |
| 1978/1979 | 0.707 | 吨/公顷 | 2026-9 |
| 1977/1978 | 1.055 | 吨/公顷 | 2026-9 |
| 1976/1977 | 0.877 | 吨/公顷 | 2026-9 |
| 1975/1976 | 1.221 | 吨/公顷 | 2026-9 |
| 1974/1975 | 1.026 | 吨/公顷 | 2026-9 |
| 1973/1974 | 1.119 | 吨/公顷 | 2026-9 |
| 1972/1973 | 1.009 | 吨/公顷 | 2026-9 |
| 1971/1972 | 0.779 | 吨/公顷 | 2026-9 |
| 1970/1971 | 0.731 | 吨/公顷 | 2026-9 |
| 1969/1970 | 1.033 | 吨/公顷 | 2026-9 |
| 1968/1969 | 0.733 | 吨/公顷 | 2026-9 |
| 1967/1968 | 0.426 | 吨/公顷 | 2026-9 |
| 1966/1967 | 0.518 | 吨/公顷 | 2026-9 |
| 1965/1966 | 0.845 | 吨/公顷 | 2026-9 |
| 1964/1965 | 0.328 | 吨/公顷 | 2026-9 |
| 1963/1964 | 0.545 | 吨/公顷 | 2026-9 |
| 1962/1963 | 0.873 | 吨/公顷 | 2026-9 |
| 1961/1962 | 0.581 | 吨/公顷 | 2026-9 |
| 1960/1961 | 0.794 | 吨/公顷 | 2026-9 |