| 年度 | 数值 | 单位 | 发布日期 |
| 2025/2026 | 496 | 千吨 | 2026-9 |
| 2024/2025 | 520 | 千吨 | 2026-9 |
| 2023/2024 | 485 | 千吨 | 2026-9 |
| 2022/2023 | 493 | 千吨 | 2026-9 |
| 2021/2022 | 468 | 千吨 | 2026-9 |
| 2020/2021 | 437 | 千吨 | 2026-9 |
| 2019/2020 | 413 | 千吨 | 2026-9 |
| 2018/2019 | 416 | 千吨 | 2026-9 |
| 2017/2018 | 442 | 千吨 | 2026-9 |
| 2016/2017 | 447 | 千吨 | 2026-9 |
| 2015/2016 | 440 | 千吨 | 2026-9 |
| 2014/2015 | 456 | 千吨 | 2026-9 |
| 2013/2014 | 418 | 千吨 | 2026-9 |
| 2012/2013 | 344 | 千吨 | 2026-9 |
| 2011/2012 | 373 | 千吨 | 2026-9 |
| 2010/2011 | 398 | 千吨 | 2026-9 |
| 2009/2010 | 462 | 千吨 | 2026-9 |
| 2008/2009 | 549 | 千吨 | 2026-9 |
| 2007/2008 | 467 | 千吨 | 2026-9 |
| 2006/2007 | 472 | 千吨 | 2026-9 |
| 2005/2006 | 431 | 千吨 | 2026-9 |
| 2004/2005 | 432 | 千吨 | 2026-9 |
| 2003/2004 | 472 | 千吨 | 2026-9 |
| 2002/2003 | 477 | 千吨 | 2026-9 |
| 2001/2002 | 452 | 千吨 | 2026-9 |
| 2000/2001 | 469 | 千吨 | 2026-9 |
| 1999/2000 | 461 | 千吨 | 2026-9 |
| 1998/1999 | 439 | 千吨 | 2026-9 |
| 1997/1998 | 468 | 千吨 | 2026-9 |
| 1996/1997 | 398 | 千吨 | 2026-9 |
| 1995/1996 | 373 | 千吨 | 2026-9 |
| 1994/1995 | 352 | 千吨 | 2026-9 |
| 1993/1994 | 263 | 千吨 | 2026-9 |
| 1992/1993 | 320 | 千吨 | 2026-9 |
| 1991/1992 | 360 | 千吨 | 2026-9 |
| 1990/1991 | 263 | 千吨 | 2026-9 |
| 1989/1990 | 277 | 千吨 | 2026-9 |
| 1988/1989 | 287 | 千吨 | 2026-9 |
| 1987/1988 | 223 | 千吨 | 2026-9 |
| 1986/1987 | 230 | 千吨 | 2026-9 |
| 1985/1986 | 232 | 千吨 | 2026-9 |
| 1984/1985 | 284 | 千吨 | 2026-9 |
| 1983/1984 | 349 | 千吨 | 2026-9 |
| 1982/1983 | 410 | 千吨 | 2026-9 |
| 1981/1982 | 332 | 千吨 | 2026-9 |
| 1980/1981 | 363 | 千吨 | 2026-9 |
| 1979/1980 | 381 | 千吨 | 2026-9 |
| 1978/1979 | 458 | 千吨 | 2026-9 |
| 1977/1978 | 441 | 千吨 | 2026-9 |
| 1976/1977 | 580 | 千吨 | 2026-9 |
| 1975/1976 | 552 | 千吨 | 2026-9 |
| 1974/1975 | 447 | 千吨 | 2026-9 |
| 1973/1974 | 412 | 千吨 | 2026-9 |
| 1972/1973 | 440 | 千吨 | 2026-9 |
| 1971/1972 | 491 | 千吨 | 2026-9 |
| 1970/1971 | 498 | 千吨 | 2026-9 |
| 1969/1970 | 399 | 千吨 | 2026-9 |
| 1968/1969 | 394 | 千吨 | 2026-9 |
| 1967/1968 | 548 | 千吨 | 2026-9 |
| 1966/1967 | 665 | 千吨 | 2026-9 |
| 1965/1966 | 469 | 千吨 | 2026-9 |
| 1964/1965 | 318 | 千吨 | 2026-9 |