| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 4.871 | 吨/公顷 | 2026-9 |
| 2025/2026 | 4.604 | 吨/公顷 | 2026-9 |
| 2024/2025 | 4.608 | 吨/公顷 | 2026-9 |
| 2023/2024 | 4.935 | 吨/公顷 | 2026-9 |
| 2022/2023 | 4.656 | 吨/公顷 | 2026-9 |
| 2021/2022 | 5.136 | 吨/公顷 | 2026-9 |
| 2020/2021 | 4.695 | 吨/公顷 | 2026-9 |
| 2019/2020 | 4.693 | 吨/公顷 | 2026-9 |
| 2018/2019 | 4.057 | 吨/公顷 | 2026-9 |
| 2017/2018 | 4.563 | 吨/公顷 | 2026-9 |
| 2016/2017 | 4.164 | 吨/公顷 | 2026-9 |
| 2015/2016 | 4.967 | 吨/公顷 | 2026-9 |
| 2014/2015 | 4.239 | 吨/公顷 | 2026-9 |
| 2013/2014 | 4.3 | 吨/公顷 | 2026-9 |
| 2012/2013 | 4.354 | 吨/公顷 | 2026-9 |
| 2011/2012 | 4.09 | 吨/公顷 | 2026-9 |
| 2010/2011 | 3.324 | 吨/公顷 | 2026-9 |
| 2009/2010 | 3.928 | 吨/公顷 | 2026-9 |
| 2008/2009 | 4.612 | 吨/公顷 | 2026-9 |
| 2007/2008 | 4.614 | 吨/公顷 | 2026-9 |
| 2006/2007 | 3.839 | 吨/公顷 | 2026-9 |
| 2005/2006 | 4.089 | 吨/公顷 | 2026-9 |
| 2004/2005 | 4.038 | 吨/公顷 | 2026-9 |
| 2003/2004 | 4.033 | 吨/公顷 | 2026-9 |
| 2002/2003 | 4 | 吨/公顷 | 2026-9 |
| 2001/2002 | 3.553 | 吨/公顷 | 2026-9 |
| 2000/2001 | 3.76 | 吨/公顷 | 2026-9 |
| 1999/2000 | 3.45 | 吨/公顷 | 2026-9 |
| 1998/1999 | 3.519 | 吨/公顷 | 2026-9 |
| 1997/1998 | 3.627 | 吨/公顷 | 2026-9 |
| 1996/1997 | 3.006 | 吨/公顷 | 2026-9 |
| 1995/1996 | 2.94 | 吨/公顷 | 2026-9 |
| 1994/1995 | 3.717 | 吨/公顷 | 2026-9 |
| 1993/1994 | 3.467 | 吨/公顷 | 2026-9 |
| 1992/1993 | 3.53 | 吨/公顷 | 2026-9 |
| 1991/1992 | 3.176 | 吨/公顷 | 2026-9 |
| 1990/1991 | 3.662 | 吨/公顷 | 2026-9 |
| 1989/1990 | 3.468 | 吨/公顷 | 2026-9 |
| 1988/1989 | 3.621 | 吨/公顷 | 2026-9 |
| 1987/1988 | 3.188 | 吨/公顷 | 2026-9 |
| 1986/1987 | 3.561 | 吨/公顷 | 2026-9 |
| 1985/1986 | 3.735 | 吨/公顷 | 2026-9 |
| 1984/1985 | 3.194 | 吨/公顷 | 2026-9 |
| 1983/1984 | 3.035 | 吨/公顷 | 2026-9 |
| 1982/1983 | 3.254 | 吨/公顷 | 2026-9 |
| 1981/1982 | 2.621 | 吨/公顷 | 2026-9 |
| 1980/1981 | 3.052 | 吨/公顷 | 2026-9 |
| 1979/1980 | 3.631 | 吨/公顷 | 2026-9 |
| 1978/1979 | 3.268 | 吨/公顷 | 2026-9 |
| 1977/1978 | 2.744 | 吨/公顷 | 2026-9 |
| 1976/1977 | 2.494 | 吨/公顷 | 2026-9 |
| 1975/1976 | 2.678 | 吨/公顷 | 2026-9 |
| 1974/1975 | 2.795 | 吨/公顷 | 2026-9 |
| 1973/1974 | 2.693 | 吨/公顷 | 2026-9 |
| 1972/1973 | 2.47 | 吨/公顷 | 2026-9 |
| 1971/1972 | 2.651 | 吨/公顷 | 2026-9 |
| 1970/1971 | 2.07 | 吨/公顷 | 2026-9 |
| 1969/1970 | 2.641 | 吨/公顷 | 2026-9 |
| 1968/1969 | 3.143 | 吨/公顷 | 2026-9 |
| 1967/1968 | 2.717 | 吨/公顷 | 2026-9 |
| 1966/1967 | 2.432 | 吨/公顷 | 2026-9 |
| 1965/1966 | 2.704 | 吨/公顷 | 2026-9 |
| 1964/1965 | 2.449 | 吨/公顷 | 2026-9 |
| 1963/1964 | 1.226 | 吨/公顷 | 2026-9 |
| 1962/1963 | 2.541 | 吨/公顷 | 2026-9 |
| 1961/1962 | 2.744 | 吨/公顷 | 2026-9 |
| 1960/1961 | 2.543 | 吨/公顷 | 2026-9 |