| 年度 | 数值 | 单位 | 发布日期 |
| 2026/2027 | 1850 | 千吨 | 2026-9 |
| 2025/2026 | 1850 | 千吨 | 2026-9 |
| 2024/2025 | 1631 | 千吨 | 2026-9 |
| 2023/2024 | 1598 | 千吨 | 2026-9 |
| 2022/2023 | 1812 | 千吨 | 2026-9 |
| 2021/2022 | 1900 | 千吨 | 2026-9 |
| 2020/2021 | 1887 | 千吨 | 2026-9 |
| 2019/2020 | 1980 | 千吨 | 2026-9 |
| 2018/2019 | 2046 | 千吨 | 2026-9 |
| 2017/2018 | 2223 | 千吨 | 2026-9 |
| 2016/2017 | 2410 | 千吨 | 2026-9 |
| 2015/2016 | 2552 | 千吨 | 2026-9 |
| 2014/2015 | 2821 | 千吨 | 2026-9 |
| 2013/2014 | 3007 | 千吨 | 2026-9 |
| 2012/2013 | 2857 | 千吨 | 2026-9 |
| 2011/2012 | 2735 | 千吨 | 2026-9 |
| 2010/2011 | 2897 | 千吨 | 2026-9 |
| 2009/2010 | 2816 | 千吨 | 2026-9 |
| 2008/2009 | 2861 | 千吨 | 2026-9 |
| 2007/2008 | 2645 | 千吨 | 2026-9 |
| 2006/2007 | 2529 | 千吨 | 2026-9 |
| 2005/2006 | 2508 | 千吨 | 2026-9 |
| 2004/2005 | 2018 | 千吨 | 2026-9 |
| 2003/2004 | 1778 | 千吨 | 2026-9 |
| 2002/2003 | 2518 | 千吨 | 2026-9 |
| 2001/2002 | 2722 | 千吨 | 2026-9 |
| 2000/2001 | 2621 | 千吨 | 2026-9 |
| 1999/2000 | 2084 | 千吨 | 2026-9 |
| 1998/1999 | 2721 | 千吨 | 2026-9 |
| 1997/1998 | 3513 | 千吨 | 2026-9 |
| 1996/1997 | 3558 | 千吨 | 2026-9 |
| 1995/1996 | 2675 | 千吨 | 2026-9 |
| 1994/1995 | 1411 | 千吨 | 2026-9 |
| 1993/1994 | 18 | 千吨 | 2026-9 |
| 1992/1993 | 209 | 千吨 | 2026-9 |
| 1991/1992 | 237 | 千吨 | 2026-9 |
| 1990/1991 | 983 | 千吨 | 2026-9 |
| 1989/1990 | 992 | 千吨 | 2026-9 |
| 1988/1989 | 1340 | 千吨 | 2026-9 |
| 1987/1988 | 1902 | 千吨 | 2026-9 |
| 1986/1987 | 2020 | 千吨 | 2026-9 |
| 1985/1986 | 1110 | 千吨 | 2026-9 |
| 1984/1985 | 628 | 千吨 | 2026-9 |
| 1983/1984 | 0 | 千吨 | 2026-9 |
| 1982/1983 | 820 | 千吨 | 2026-9 |
| 1981/1982 | 2457 | 千吨 | 2026-9 |
| 1980/1981 | 4000 | 千吨 | 2026-9 |
| 1979/1980 | 6061 | 千吨 | 2026-9 |
| 1978/1979 | 5915 | 千吨 | 2026-9 |
| 1977/1978 | 5207 | 千吨 | 2026-9 |
| 1976/1977 | 3344 | 千吨 | 2026-9 |
| 1975/1976 | 3076 | 千吨 | 2026-9 |
| 1974/1975 | 1776 | 千吨 | 2026-9 |
| 1973/1974 | 1521 | 千吨 | 2026-9 |
| 1972/1973 | 1730 | 千吨 | 2026-9 |
| 1971/1972 | 3288 | 千吨 | 2026-9 |
| 1970/1971 | 6057 | 千吨 | 2026-9 |
| 1969/1970 | 7100 | 千吨 | 2026-9 |
| 1968/1969 | 5330 | 千吨 | 2026-9 |
| 1967/1968 | 3617 | 千吨 | 2026-9 |
| 1966/1967 | 1722 | 千吨 | 2026-9 |
| 1965/1966 | 1349 | 千吨 | 2026-9 |
| 1964/1965 | 1044 | 千吨 | 2026-9 |
| 1963/1964 | 899 | 千吨 | 2026-9 |
| 1962/1963 | 891 | 千吨 | 2026-9 |
| 1961/1962 | 991 | 千吨 | 2026-9 |
| 1960/1961 | 1426 | 千吨 | 2026-9 |