| 年度 | 数值 | 单位 | 发布日期 |
| 2026/2027 | 21500 | 千吨 | 2026-9 |
| 2025/2026 | 27886 | 千吨 | 2026-9 |
| 2024/2025 | 18510 | 千吨 | 2026-9 |
| 2023/2024 | 15850 | 千吨 | 2026-9 |
| 2022/2023 | 12550 | 千吨 | 2026-9 |
| 2021/2022 | 22150 | 千吨 | 2026-9 |
| 2020/2021 | 17640 | 千吨 | 2026-9 |
| 2019/2020 | 19750 | 千吨 | 2026-9 |
| 2018/2019 | 19500 | 千吨 | 2026-9 |
| 2017/2018 | 18500 | 千吨 | 2026-9 |
| 2016/2017 | 18400 | 千吨 | 2026-9 |
| 2015/2016 | 11300 | 千吨 | 2026-9 |
| 2014/2015 | 13930 | 千吨 | 2026-9 |
| 2013/2014 | 10500 | 千吨 | 2026-9 |
| 2012/2013 | 9300 | 千吨 | 2026-9 |
| 2011/2012 | 15500 | 千吨 | 2026-9 |
| 2010/2011 | 17200 | 千吨 | 2026-9 |
| 2009/2010 | 12000 | 千吨 | 2026-9 |
| 2008/2009 | 11000 | 千吨 | 2026-9 |
| 2007/2008 | 18600 | 千吨 | 2026-9 |
| 2006/2007 | 16300 | 千吨 | 2026-9 |
| 2005/2006 | 13800 | 千吨 | 2026-9 |
| 2004/2005 | 16900 | 千吨 | 2026-9 |
| 2003/2004 | 15100 | 千吨 | 2026-9 |
| 2002/2003 | 12700 | 千吨 | 2026-9 |
| 2001/2002 | 15700 | 千吨 | 2026-9 |
| 2000/2001 | 16300 | 千吨 | 2026-9 |
| 1999/2000 | 16400 | 千吨 | 2026-9 |
| 1998/1999 | 13300 | 千吨 | 2026-9 |
| 1997/1998 | 15740 | 千吨 | 2026-9 |
| 1996/1997 | 15914 | 千吨 | 2026-9 |
| 1995/1996 | 8600 | 千吨 | 2026-9 |
| 1994/1995 | 11306 | 千吨 | 2026-9 |
| 1993/1994 | 9659 | 千吨 | 2026-9 |
| 1992/1993 | 9874 | 千吨 | 2026-9 |
| 1991/1992 | 9884 | 千吨 | 2026-9 |
| 1990/1991 | 10992 | 千吨 | 2026-9 |
| 1989/1990 | 10000 | 千吨 | 2026-9 |
| 1988/1989 | 8540 | 千吨 | 2026-9 |
| 1987/1988 | 9000 | 千吨 | 2026-9 |
| 1986/1987 | 8930 | 千吨 | 2026-9 |
| 1985/1986 | 8500 | 千吨 | 2026-9 |
| 1984/1985 | 13200 | 千吨 | 2026-9 |
| 1983/1984 | 12750 | 千吨 | 2026-9 |
| 1982/1983 | 15000 | 千吨 | 2026-9 |
| 1981/1982 | 8300 | 千吨 | 2026-9 |
| 1980/1981 | 7780 | 千吨 | 2026-9 |
| 1979/1980 | 8100 | 千吨 | 2026-9 |
| 1978/1979 | 8100 | 千吨 | 2026-9 |
| 1977/1978 | 5700 | 千吨 | 2026-9 |
| 1976/1977 | 11000 | 千吨 | 2026-9 |
| 1975/1976 | 8570 | 千吨 | 2026-9 |
| 1974/1975 | 5970 | 千吨 | 2026-9 |
| 1973/1974 | 6560 | 千吨 | 2026-9 |
| 1972/1973 | 6900 | 千吨 | 2026-9 |
| 1971/1972 | 5680 | 千吨 | 2026-9 |
| 1970/1971 | 4920 | 千吨 | 2026-9 |
| 1969/1970 | 7020 | 千吨 | 2026-9 |
| 1968/1969 | 5740 | 千吨 | 2026-9 |
| 1967/1968 | 7320 | 千吨 | 2026-9 |
| 1966/1967 | 6247 | 千吨 | 2026-9 |
| 1965/1966 | 6079 | 千吨 | 2026-9 |
| 1964/1965 | 11260 | 千吨 | 2026-9 |
| 1963/1964 | 8940 | 千吨 | 2026-9 |
| 1962/1963 | 5700 | 千吨 | 2026-9 |
| 1961/1962 | 5725 | 千吨 | 2026-9 |
| 1960/1961 | 3960 | 千吨 | 2026-9 |