| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 454 | 千克/公顷 | 2026-9 |
| 2025/2026 | 450 | 千克/公顷 | 2026-9 |
| 2024/2025 | 455 | 千克/公顷 | 2026-9 |
| 2023/2024 | 436 | 千克/公顷 | 2026-9 |
| 2022/2023 | 443 | 千克/公顷 | 2026-9 |
| 2021/2022 | 428 | 千克/公顷 | 2026-9 |
| 2020/2021 | 451 | 千克/公顷 | 2026-9 |
| 2019/2020 | 463 | 千克/公顷 | 2026-9 |
| 2018/2019 | 449 | 千克/公顷 | 2026-9 |
| 2017/2018 | 501 | 千克/公顷 | 2026-9 |
| 2016/2017 | 542 | 千克/公顷 | 2026-9 |
| 2015/2016 | 458 | 千克/公顷 | 2026-9 |
| 2014/2015 | 502 | 千克/公顷 | 2026-9 |
| 2013/2014 | 565 | 千克/公顷 | 2026-9 |
| 2012/2013 | 517 | 千克/公顷 | 2026-9 |
| 2011/2012 | 512 | 千克/公顷 | 2026-9 |
| 2010/2011 | 521 | 千克/公顷 | 2026-9 |
| 2009/2010 | 511 | 千克/公顷 | 2026-9 |
| 2008/2009 | 532 | 千克/公顷 | 2026-9 |
| 2007/2008 | 558 | 千克/公顷 | 2026-9 |
| 2006/2007 | 527 | 千克/公顷 | 2026-9 |
| 2005/2006 | 467 | 千克/公顷 | 2026-9 |
| 2004/2005 | 471 | 千克/公顷 | 2026-9 |
| 2003/2004 | 399 | 千克/公顷 | 2026-9 |
| 2002/2003 | 301 | 千克/公顷 | 2026-9 |
| 2001/2002 | 307 | 千克/公顷 | 2026-9 |
| 2000/2001 | 278 | 千克/公顷 | 2026-9 |
| 1999/2000 | 302 | 千克/公顷 | 2026-9 |
| 1998/1999 | 302 | 千克/公顷 | 2026-9 |
| 1997/1998 | 302 | 千克/公顷 | 2026-9 |
| 1996/1997 | 332 | 千克/公顷 | 2026-9 |
| 1995/1996 | 318 | 千克/公顷 | 2026-9 |
| 1994/1995 | 309 | 千克/公顷 | 2026-9 |
| 1993/1994 | 287 | 千克/公顷 | 2026-9 |
| 1992/1993 | 311 | 千克/公顷 | 2026-9 |
| 1991/1992 | 264 | 千克/公顷 | 2026-9 |
| 1990/1991 | 267 | 千克/公顷 | 2026-9 |
| 1989/1990 | 313 | 千克/公顷 | 2026-9 |
| 1988/1989 | 244 | 千克/公顷 | 2026-9 |
| 1987/1988 | 240 | 千克/公顷 | 2026-9 |
| 1986/1987 | 227 | 千克/公顷 | 2026-9 |
| 1985/1986 | 261 | 千克/公顷 | 2026-9 |
| 1984/1985 | 247 | 千克/公顷 | 2026-9 |
| 1983/1984 | 173 | 千克/公顷 | 2026-9 |
| 1982/1983 | 187 | 千克/公顷 | 2026-9 |
| 1981/1982 | 177 | 千克/公顷 | 2026-9 |
| 1980/1981 | 169 | 千克/公顷 | 2026-9 |
| 1979/1980 | 168 | 千克/公顷 | 2026-9 |
| 1978/1979 | 166 | 千克/公顷 | 2026-9 |
| 1977/1978 | 156 | 千克/公顷 | 2026-9 |
| 1976/1977 | 147 | 千克/公顷 | 2026-9 |
| 1975/1976 | 154 | 千克/公顷 | 2026-9 |
| 1974/1975 | 159 | 千克/公顷 | 2026-9 |
| 1973/1974 | 143 | 千克/公顷 | 2026-9 |
| 1972/1973 | 147 | 千克/公顷 | 2026-9 |
| 1971/1972 | 162 | 千克/公顷 | 2026-9 |
| 1970/1971 | 127 | 千克/公顷 | 2026-9 |
| 1969/1970 | 135 | 千克/公顷 | 2026-9 |
| 1968/1969 | 136 | 千克/公顷 | 2026-9 |
| 1967/1968 | 141 | 千克/公顷 | 2026-9 |
| 1966/1967 | 122 | 千克/公顷 | 2026-9 |
| 1965/1966 | 121 | 千克/公顷 | 2026-9 |
| 1964/1965 | 123 | 千克/公顷 | 2026-9 |
| 1963/1964 | 134 | 千克/公顷 | 2026-9 |
| 1962/1963 | 141 | 千克/公顷 | 2026-9 |
| 1961/1962 | 112 | 千克/公顷 | 2026-9 |
| 1960/1961 | 134 | 千克/公顷 | 2026-9 |