| 年度 | 数值 | 单位 | 发布日期 |
| 2026/2027 | 775 | 千吨 | 2026-9 |
| 2025/2026 | 750 | 千吨 | 2026-9 |
| 2024/2025 | 660 | 千吨 | 2026-9 |
| 2023/2024 | 620 | 千吨 | 2026-9 |
| 2022/2023 | 580 | 千吨 | 2026-9 |
| 2021/2022 | 570 | 千吨 | 2026-9 |
| 2020/2021 | 468 | 千吨 | 2026-9 |
| 2019/2020 | 411 | 千吨 | 2026-9 |
| 2018/2019 | 371 | 千吨 | 2026-9 |
| 2017/2018 | 270 | 千吨 | 2026-9 |
| 2016/2017 | 290 | 千吨 | 2026-9 |
| 2015/2016 | 380 | 千吨 | 2026-9 |
| 2014/2015 | 365 | 千吨 | 2026-9 |
| 2013/2014 | 355 | 千吨 | 2026-9 |
| 2012/2013 | 315 | 千吨 | 2026-9 |
| 2011/2012 | 320 | 千吨 | 2026-9 |
| 2010/2011 | 310 | 千吨 | 2026-9 |
| 2009/2010 | 375 | 千吨 | 2026-9 |
| 2008/2009 | 435 | 千吨 | 2026-9 |
| 2007/2008 | 400 | 千吨 | 2026-9 |
| 2006/2007 | 420 | 千吨 | 2026-9 |
| 2005/2006 | 400 | 千吨 | 2026-9 |
| 2004/2005 | 361 | 千吨 | 2026-9 |
| 2003/2004 | 272 | 千吨 | 2026-9 |
| 2002/2003 | 300 | 千吨 | 2026-9 |
| 2001/2002 | 269 | 千吨 | 2026-9 |
| 2000/2001 | 271 | 千吨 | 2026-9 |
| 1999/2000 | 163 | 千吨 | 2026-9 |
| 1998/1999 | 139 | 千吨 | 2026-9 |
| 1997/1998 | 204 | 千吨 | 2026-9 |
| 1996/1997 | 293 | 千吨 | 2026-9 |
| 1995/1996 | 204 | 千吨 | 2026-9 |
| 1994/1995 | 275 | 千吨 | 2026-9 |
| 1993/1994 | 193 | 千吨 | 2026-9 |
| 1992/1993 | 182 | 千吨 | 2026-9 |
| 1991/1992 | 183 | 千吨 | 2026-9 |
| 1990/1991 | 265 | 千吨 | 2026-9 |
| 1989/1990 | 167 | 千吨 | 2026-9 |
| 1988/1989 | 255 | 千吨 | 2026-9 |
| 1987/1988 | 298 | 千吨 | 2026-9 |
| 1986/1987 | 259 | 千吨 | 2026-9 |
| 1985/1986 | 211 | 千吨 | 2026-9 |
| 1984/1985 | 209 | 千吨 | 2026-9 |
| 1983/1984 | 197 | 千吨 | 2026-9 |
| 1982/1983 | 160 | 千吨 | 2026-9 |
| 1981/1982 | 160 | 千吨 | 2026-9 |
| 1980/1981 | 150 | 千吨 | 2026-9 |
| 1979/1980 | 144 | 千吨 | 2026-9 |
| 1978/1979 | 135 | 千吨 | 2026-9 |
| 1977/1978 | 120 | 千吨 | 2026-9 |
| 1976/1977 | 135 | 千吨 | 2026-9 |
| 1975/1976 | 126 | 千吨 | 2026-9 |
| 1974/1975 | 146 | 千吨 | 2026-9 |
| 1973/1974 | 135 | 千吨 | 2026-9 |
| 1972/1973 | 110 | 千吨 | 2026-9 |
| 1971/1972 | 120 | 千吨 | 2026-9 |
| 1970/1971 | 93 | 千吨 | 2026-9 |
| 1969/1970 | 90 | 千吨 | 2026-9 |
| 1968/1969 | 60 | 千吨 | 2026-9 |
| 1967/1968 | 82 | 千吨 | 2026-9 |
| 1966/1967 | 90 | 千吨 | 2026-9 |
| 1965/1966 | 94 | 千吨 | 2026-9 |
| 1964/1965 | 61 | 千吨 | 2026-9 |
| 1963/1964 | 95 | 千吨 | 2026-9 |
| 1962/1963 | 59 | 千吨 | 2026-9 |
| 1961/1962 | 70 | 千吨 | 2026-9 |
| 1960/1961 | 31 | 千吨 | 2026-9 |