| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 2.644 | 吨/公顷 | 2026-9 |
| 2025/2026 | 2.745 | 吨/公顷 | 2026-9 |
| 2024/2025 | 2.711 | 吨/公顷 | 2026-9 |
| 2023/2024 | 2.826 | 吨/公顷 | 2026-9 |
| 2022/2023 | 2.712 | 吨/公顷 | 2026-9 |
| 2021/2022 | 2.768 | 吨/公顷 | 2026-9 |
| 2020/2021 | 2.853 | 吨/公顷 | 2026-9 |
| 2019/2020 | 2.865 | 吨/公顷 | 2026-9 |
| 2018/2019 | 2.913 | 吨/公顷 | 2026-9 |
| 2017/2018 | 2.905 | 吨/公顷 | 2026-9 |
| 2016/2017 | 2.812 | 吨/公顷 | 2026-9 |
| 2015/2016 | 2.754 | 吨/公顷 | 2026-9 |
| 2014/2015 | 2.797 | 吨/公顷 | 2026-9 |
| 2013/2014 | 2.65 | 吨/公顷 | 2026-9 |
| 2012/2013 | 2.6 | 吨/公顷 | 2026-9 |
| 2011/2012 | 2.55 | 吨/公顷 | 2026-9 |
| 2010/2011 | 2.451 | 吨/公顷 | 2026-9 |
| 2009/2010 | 2.599 | 吨/公顷 | 2026-9 |
| 2008/2009 | 2.612 | 吨/公顷 | 2026-9 |
| 2007/2008 | 2.611 | 吨/公顷 | 2026-9 |
| 2006/2007 | 2.611 | 吨/公顷 | 2026-9 |
| 2005/2006 | 2.571 | 吨/公顷 | 2026-9 |
| 2004/2005 | 2.427 | 吨/公顷 | 2026-9 |
| 2003/2004 | 2.937 | 吨/公顷 | 2026-9 |
| 2002/2003 | 3 | 吨/公顷 | 2026-9 |
| 2001/2002 | 2.903 | 吨/公顷 | 2026-9 |
| 2000/2001 | 3.095 | 吨/公顷 | 2026-9 |
| 1999/2000 | 2.833 | 吨/公顷 | 2026-9 |
| 1998/1999 | 2.857 | 吨/公顷 | 2026-9 |
| 1997/1998 | 2.74 | 吨/公顷 | 2026-9 |
| 1996/1997 | 2.771 | 吨/公顷 | 2026-9 |
| 1995/1996 | 3 | 吨/公顷 | 2026-9 |
| 1994/1995 | 2.9 | 吨/公顷 | 2026-9 |
| 1993/1994 | 2.772 | 吨/公顷 | 2026-9 |
| 1992/1993 | 2.76 | 吨/公顷 | 2026-9 |
| 1991/1992 | 2.829 | 吨/公顷 | 2026-9 |
| 1990/1991 | 2.855 | 吨/公顷 | 2026-9 |
| 1989/1990 | 2.852 | 吨/公顷 | 2026-9 |
| 1988/1989 | 2.761 | 吨/公顷 | 2026-9 |
| 1987/1988 | 2.543 | 吨/公顷 | 2026-9 |
| 1986/1987 | 2.529 | 吨/公顷 | 2026-9 |
| 1985/1986 | 2.468 | 吨/公顷 | 2026-9 |
| 1984/1985 | 2.459 | 吨/公顷 | 2026-9 |
| 1983/1984 | 2.472 | 吨/公顷 | 2026-9 |
| 1982/1983 | 2.404 | 吨/公顷 | 2026-9 |
| 1981/1982 | 2.237 | 吨/公顷 | 2026-9 |
| 1980/1981 | 2.225 | 吨/公顷 | 2026-9 |
| 1979/1980 | 2.353 | 吨/公顷 | 2026-9 |
| 1978/1979 | 2.101 | 吨/公顷 | 2026-9 |
| 1977/1978 | 1.945 | 吨/公顷 | 2026-9 |
| 1976/1977 | 1.897 | 吨/公顷 | 2026-9 |
| 1975/1976 | 1.831 | 吨/公顷 | 2026-9 |
| 1974/1975 | 1.758 | 吨/公顷 | 2026-9 |
| 1973/1974 | 1.762 | 吨/公顷 | 2026-9 |
| 1972/1973 | 1.628 | 吨/公顷 | 2026-9 |
| 1971/1972 | 1.72 | 吨/公顷 | 2026-9 |
| 1970/1971 | 1.701 | 吨/公顷 | 2026-9 |
| 1969/1970 | 1.71 | 吨/公顷 | 2026-9 |
| 1968/1969 | 1.721 | 吨/公顷 | 2026-9 |
| 1967/1968 | 1.688 | 吨/公顷 | 2026-9 |
| 1966/1967 | 1.393 | 吨/公顷 | 2026-9 |
| 1965/1966 | 1.703 | 吨/公顷 | 2026-9 |
| 1964/1965 | 1.709 | 吨/公顷 | 2026-9 |
| 1963/1964 | 1.597 | 吨/公顷 | 2026-9 |
| 1962/1963 | 1.647 | 吨/公顷 | 2026-9 |
| 1961/1962 | 1.525 | 吨/公顷 | 2026-9 |
| 1960/1961 | 1.689 | 吨/公顷 | 2026-9 |