| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2025/2026 | 70 | 千公顷 | 2026-9 |
| 2024/2025 | 70 | 千公顷 | 2026-9 |
| 2023/2024 | 75 | 千公顷 | 2026-9 |
| 2022/2023 | 130 | 千公顷 | 2026-9 |
| 2021/2022 | 200 | 千公顷 | 2026-9 |
| 2020/2021 | 70 | 千公顷 | 2026-9 |
| 2019/2020 | 100 | 千公顷 | 2026-9 |
| 2018/2019 | 150 | 千公顷 | 2026-9 |
| 2017/2018 | 170 | 千公顷 | 2026-9 |
| 2016/2017 | 100 | 千公顷 | 2026-9 |
| 2015/2016 | 60 | 千公顷 | 2026-9 |
| 2014/2015 | 46 | 千公顷 | 2026-9 |
| 2013/2014 | 127 | 千公顷 | 2026-9 |
| 2012/2013 | 45 | 千公顷 | 2026-9 |
| 2011/2012 | 127 | 千公顷 | 2026-9 |
| 2010/2011 | 42 | 千公顷 | 2026-9 |
| 2009/2010 | 24 | 千公顷 | 2026-9 |
| 2008/2009 | 85 | 千公顷 | 2026-9 |
| 2007/2008 | 52 | 千公顷 | 2026-9 |
| 2006/2007 | 160 | 千公顷 | 2026-9 |
| 2005/2006 | 170 | 千公顷 | 2026-9 |
| 2004/2005 | 210 | 千公顷 | 2026-9 |
| 2003/2004 | 179 | 千公顷 | 2026-9 |
| 2002/2003 | 155 | 千公顷 | 2026-9 |
| 2001/2002 | 150 | 千公顷 | 2026-9 |
| 2000/2001 | 170 | 千公顷 | 2026-9 |
| 1999/2000 | 165 | 千公顷 | 2026-9 |
| 1998/1999 | 120 | 千公顷 | 2026-9 |
| 1997/1998 | 180 | 千公顷 | 2026-9 |
| 1996/1997 | 180 | 千公顷 | 2026-9 |
| 1995/1996 | 220 | 千公顷 | 2026-9 |
| 1994/1995 | 174 | 千公顷 | 2026-9 |
| 1993/1994 | 110 | 千公顷 | 2026-9 |
| 1992/1993 | 152 | 千公顷 | 2026-9 |
| 1991/1992 | 192 | 千公顷 | 2026-9 |
| 1990/1991 | 196 | 千公顷 | 2026-9 |
| 1989/1990 | 279 | 千公顷 | 2026-9 |
| 1988/1989 | 313 | 千公顷 | 2026-9 |
| 1987/1988 | 318 | 千公顷 | 2026-9 |
| 1986/1987 | 346 | 千公顷 | 2026-9 |
| 1985/1986 | 326 | 千公顷 | 2026-9 |
| 1984/1985 | 360 | 千公顷 | 2026-9 |
| 1983/1984 | 400 | 千公顷 | 2026-9 |
| 1982/1983 | 412 | 千公顷 | 2026-9 |
| 1981/1982 | 362 | 千公顷 | 2026-9 |
| 1980/1981 | 388 | 千公顷 | 2026-9 |
| 1979/1980 | 411 | 千公顷 | 2026-9 |
| 1978/1979 | 419 | 千公顷 | 2026-9 |
| 1977/1978 | 456 | 千公顷 | 2026-9 |
| 1976/1977 | 410 | 千公顷 | 2026-9 |
| 1975/1976 | 401 | 千公顷 | 2026-9 |
| 1974/1975 | 495 | 千公顷 | 2026-9 |
| 1973/1974 | 496 | 千公顷 | 2026-9 |
| 1972/1973 | 486 | 千公顷 | 2026-9 |
| 1971/1972 | 506 | 千公顷 | 2026-9 |
| 1970/1971 | 510 | 千公顷 | 2026-9 |
| 1969/1970 | 529 | 千公顷 | 2026-9 |