| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 10 | 千公顷 | 2026-9 |
| 2025/2026 | 10 | 千公顷 | 2026-9 |
| 2024/2025 | 6 | 千公顷 | 2026-9 |
| 2023/2024 | 9 | 千公顷 | 2026-9 |
| 2022/2023 | 20 | 千公顷 | 2026-9 |
| 2021/2022 | 13 | 千公顷 | 2026-9 |
| 2020/2021 | 6 | 千公顷 | 2026-9 |
| 2019/2020 | 6 | 千公顷 | 2026-9 |
| 2018/2019 | 19 | 千公顷 | 2026-9 |
| 2017/2018 | 15 | 千公顷 | 2026-9 |
| 2016/2017 | 10 | 千公顷 | 2026-9 |
| 2015/2016 | 17 | 千公顷 | 2026-9 |
| 2014/2015 | 27 | 千公顷 | 2026-9 |
| 2013/2014 | 30 | 千公顷 | 2026-9 |
| 2012/2013 | 30 | 千公顷 | 2026-9 |
| 2011/2012 | 49 | 千公顷 | 2026-9 |
| 2010/2011 | 52 | 千公顷 | 2026-9 |
| 2009/2010 | 28 | 千公顷 | 2026-9 |
| 2008/2009 | 37 | 千公顷 | 2026-9 |
| 2007/2008 | 68 | 千公顷 | 2026-9 |
| 2006/2007 | 86 | 千公顷 | 2026-9 |
| 2005/2006 | 92 | 千公顷 | 2026-9 |
| 2004/2005 | 93 | 千公顷 | 2026-9 |
| 2003/2004 | 89 | 千公顷 | 2026-9 |
| 2002/2003 | 71 | 千公顷 | 2026-9 |
| 2001/2002 | 74 | 千公顷 | 2026-9 |
| 2000/2001 | 77 | 千公顷 | 2026-9 |
| 1999/2000 | 90 | 千公顷 | 2026-9 |
| 1998/1999 | 84 | 千公顷 | 2026-9 |
| 1997/1998 | 89 | 千公顷 | 2026-9 |
| 1996/1997 | 94 | 千公顷 | 2026-9 |
| 1995/1996 | 137 | 千公顷 | 2026-9 |
| 1994/1995 | 124 | 千公顷 | 2026-9 |
| 1993/1994 | 97 | 千公顷 | 2026-9 |
| 1992/1993 | 65 | 千公顷 | 2026-9 |
| 1991/1992 | 86 | 千公顷 | 2026-9 |
| 1990/1991 | 118 | 千公顷 | 2026-9 |
| 1989/1990 | 138 | 千公顷 | 2026-9 |
| 1988/1989 | 171 | 千公顷 | 2026-9 |
| 1987/1988 | 133 | 千公顷 | 2026-9 |
| 1986/1987 | 120 | 千公顷 | 2026-9 |
| 1985/1986 | 166 | 千公顷 | 2026-9 |
| 1984/1985 | 158 | 千公顷 | 2026-9 |
| 1983/1984 | 95 | 千公顷 | 2026-9 |
| 1982/1983 | 85 | 千公顷 | 2026-9 |
| 1981/1982 | 132 | 千公顷 | 2026-9 |
| 1980/1981 | 157 | 千公顷 | 2026-9 |
| 1979/1980 | 148 | 千公顷 | 2026-9 |
| 1978/1979 | 135 | 千公顷 | 2026-9 |
| 1977/1978 | 116 | 千公顷 | 2026-9 |
| 1976/1977 | 110 | 千公顷 | 2026-9 |
| 1975/1976 | 98 | 千公顷 | 2026-9 |
| 1974/1975 | 134 | 千公顷 | 2026-9 |
| 1973/1974 | 148 | 千公顷 | 2026-9 |
| 1972/1973 | 135 | 千公顷 | 2026-9 |
| 1971/1972 | 128 | 千公顷 | 2026-9 |
| 1970/1971 | 136 | 千公顷 | 2026-9 |
| 1969/1970 | 144 | 千公顷 | 2026-9 |
| 1968/1969 | 169 | 千公顷 | 2026-9 |
| 1967/1968 | 166 | 千公顷 | 2026-9 |
| 1966/1967 | 181 | 千公顷 | 2026-9 |
| 1965/1966 | 204 | 千公顷 | 2026-9 |
| 1964/1965 | 238 | 千公顷 | 2026-9 |
| 1963/1964 | 246 | 千公顷 | 2026-9 |
| 1962/1963 | 257 | 千公顷 | 2026-9 |
| 1961/1962 | 253 | 千公顷 | 2026-9 |
| 1960/1961 | 250 | 千公顷 | 2026-9 |