| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 482 | 千克/公顷 | 2026-9 |
| 2025/2026 | 491 | 千克/公顷 | 2026-9 |
| 2024/2025 | 487 | 千克/公顷 | 2026-9 |
| 2023/2024 | 482 | 千克/公顷 | 2026-9 |
| 2022/2023 | 418 | 千克/公顷 | 2026-9 |
| 2021/2022 | 483 | 千克/公顷 | 2026-9 |
| 2020/2021 | 513 | 千克/公顷 | 2026-9 |
| 2019/2020 | 467 | 千克/公顷 | 2026-9 |
| 2018/2019 | 469 | 千克/公顷 | 2026-9 |
| 2017/2018 | 468 | 千克/公顷 | 2026-9 |
| 2016/2017 | 446 | 千克/公顷 | 2026-9 |
| 2015/2016 | 363 | 千克/公顷 | 2026-9 |
| 2014/2015 | 395 | 千克/公顷 | 2026-9 |
| 2013/2014 | 358 | 千克/公顷 | 2026-9 |
| 2012/2013 | 399 | 千克/公顷 | 2026-9 |
| 2011/2012 | 381 | 千克/公顷 | 2026-9 |
| 2010/2011 | 363 | 千克/公顷 | 2026-9 |
| 2009/2010 | 423 | 千克/公顷 | 2026-9 |
| 2008/2009 | 430 | 千克/公顷 | 2026-9 |
| 2007/2008 | 465 | 千克/公顷 | 2026-9 |
| 2006/2007 | 448 | 千克/公顷 | 2026-9 |
| 2005/2006 | 400 | 千克/公顷 | 2026-9 |
| 2004/2005 | 527 | 千克/公顷 | 2026-9 |
| 2003/2004 | 440 | 千克/公顷 | 2026-9 |
| 2002/2003 | 460 | 千克/公顷 | 2026-9 |
| 2001/2002 | 449 | 千克/公顷 | 2026-9 |
| 2000/2001 | 377 | 千克/公顷 | 2026-9 |
| 1999/2000 | 414 | 千克/公顷 | 2026-9 |
| 1998/1999 | 354 | 千克/公顷 | 2026-9 |
| 1997/1998 | 398 | 千克/公顷 | 2026-9 |
| 1996/1997 | 377 | 千克/公顷 | 2026-9 |
| 1995/1996 | 496 | 千克/公顷 | 2026-9 |
| 1994/1995 | 426 | 千克/公顷 | 2026-9 |
| 1993/1994 | 438 | 千克/公顷 | 2026-9 |
| 1992/1993 | 493 | 千克/公顷 | 2026-9 |
| 1991/1992 | 501 | 千克/公顷 | 2026-9 |
| 1990/1991 | 478 | 千克/公顷 | 2026-9 |
| 1989/1990 | 388 | 千克/公顷 | 2026-9 |
| 1988/1989 | 453 | 千克/公顷 | 2026-9 |
| 1987/1988 | 337 | 千克/公顷 | 2026-9 |
| 1986/1987 | 479 | 千克/公顷 | 2026-9 |
| 1985/1986 | 324 | 千克/公顷 | 2026-9 |
| 1984/1985 | 313 | 千克/公顷 | 2026-9 |
| 1983/1984 | 174 | 千克/公顷 | 2026-9 |
| 1982/1983 | 174 | 千克/公顷 | 2026-9 |
| 1981/1982 | 152 | 千克/公顷 | 2026-9 |
| 1980/1981 | 87 | 千克/公顷 | 2026-9 |
| 1979/1980 | 131 | 千克/公顷 | 2026-9 |
| 1978/1979 | 144 | 千克/公顷 | 2026-9 |
| 1977/1978 | 109 | 千克/公顷 | 2026-9 |
| 1976/1977 | 145 | 千克/公顷 | 2026-9 |
| 1975/1976 | 246 | 千克/公顷 | 2026-9 |
| 1974/1975 | 244 | 千克/公顷 | 2026-9 |
| 1973/1974 | 325 | 千克/公顷 | 2026-9 |
| 1972/1973 | 399 | 千克/公顷 | 2026-9 |
| 1971/1972 | 289 | 千克/公顷 | 2026-9 |
| 1970/1971 | 352 | 千克/公顷 | 2026-9 |
| 1969/1970 | 277 | 千克/公顷 | 2026-9 |
| 1968/1969 | 306 | 千克/公顷 | 2026-9 |
| 1967/1968 | 286 | 千克/公顷 | 2026-9 |
| 1966/1967 | 254 | 千克/公顷 | 2026-9 |
| 1965/1966 | 290 | 千克/公顷 | 2026-9 |