| 年度 | 数值 | 单位 | 发布日期 |
| 2026/2027 | 0 | 千吨 | 2026-9 |
| 2025/2026 | 0 | 千吨 | 2026-9 |
| 2024/2025 | 48 | 千吨 | 2026-9 |
| 2023/2024 | 47 | 千吨 | 2026-9 |
| 2022/2023 | 8 | 千吨 | 2026-9 |
| 2021/2022 | 12 | 千吨 | 2026-9 |
| 2020/2021 | 30 | 千吨 | 2026-9 |
| 2019/2020 | 225 | 千吨 | 2026-9 |
| 2018/2019 | 244 | 千吨 | 2026-9 |
| 2017/2018 | 301 | 千吨 | 2026-9 |
| 2016/2017 | 242 | 千吨 | 2026-9 |
| 2015/2016 | 82 | 千吨 | 2026-9 |
| 2014/2015 | 86 | 千吨 | 2026-9 |
| 2013/2014 | 255 | 千吨 | 2026-9 |
| 2012/2013 | 221 | 千吨 | 2026-9 |
| 2011/2012 | 128 | 千吨 | 2026-9 |
| 2010/2011 | 328 | 千吨 | 2026-9 |
| 2009/2010 | 819 | 千吨 | 2026-9 |
| 2008/2009 | 313 | 千吨 | 2026-9 |
| 2007/2008 | 506 | 千吨 | 2026-9 |
| 2006/2007 | 675 | 千吨 | 2026-9 |
| 2005/2006 | 1193 | 千吨 | 2026-9 |
| 2004/2005 | 1101 | 千吨 | 2026-9 |
| 2003/2004 | 889 | 千吨 | 2026-9 |
| 2002/2003 | 1036 | 千吨 | 2026-9 |
| 2001/2002 | 1234 | 千吨 | 2026-9 |
| 2000/2001 | 853 | 千吨 | 2026-9 |
| 1999/2000 | 1045 | 千吨 | 2026-9 |
| 1998/1999 | 1497 | 千吨 | 2026-9 |
| 1997/1998 | 1452 | 千吨 | 2026-9 |
| 1996/1997 | 2031 | 千吨 | 2026-9 |
| 1995/1996 | 1616 | 千吨 | 2026-9 |
| 1994/1995 | 1988 | 千吨 | 2026-9 |
| 1993/1994 | 1682 | 千吨 | 2026-9 |
| 1992/1993 | 1933 | 千吨 | 2026-9 |
| 1991/1992 | 1768 | 千吨 | 2026-9 |
| 1990/1991 | 2034 | 千吨 | 2026-9 |
| 1989/1990 | 3195 | 千吨 | 2026-9 |
| 1988/1989 | 2634 | 千吨 | 2026-9 |
| 1987/1988 | 2443 | 千吨 | 2026-9 |
| 1986/1987 | 2375 | 千吨 | 2026-9 |
| 1985/1986 | 2401 | 千吨 | 2026-9 |
| 1984/1985 | 2410 | 千吨 | 2026-9 |
| 1983/1984 | 1259 | 千吨 | 2026-9 |
| 1982/1983 | 993 | 千吨 | 2026-9 |
| 1981/1982 | 2439 | 千吨 | 2026-9 |
| 1980/1981 | 2725 | 千吨 | 2026-9 |
| 1979/1980 | 3974 | 千吨 | 2026-9 |
| 1978/1979 | 2091 | 千吨 | 2026-9 |
| 1977/1978 | 2404 | 千吨 | 2026-9 |
| 1976/1977 | 2684 | 千吨 | 2026-9 |
| 1975/1976 | 2316 | 千吨 | 2026-9 |
| 1974/1975 | 2176 | 千吨 | 2026-9 |
| 1973/1974 | 3199 | 千吨 | 2026-9 |
| 1972/1973 | 2665 | 千吨 | 2026-9 |
| 1971/1972 | 1149 | 千吨 | 2026-9 |
| 1970/1971 | 2553 | 千吨 | 2026-9 |
| 1969/1970 | 1948 | 千吨 | 2026-9 |
| 1968/1969 | 1800 | 千吨 | 2026-9 |
| 1967/1968 | 1986 | 千吨 | 2026-9 |
| 1966/1967 | 2309 | 千吨 | 2026-9 |
| 1965/1966 | 1555 | 千吨 | 2026-9 |
| 1964/1965 | 993 | 千吨 | 2026-9 |
| 1963/1964 | 910 | 千吨 | 2026-9 |
| 1962/1963 | 542 | 千吨 | 2026-9 |
| 1961/1962 | 254 | 千吨 | 2026-9 |
| 1960/1961 | 114 | 千吨 | 2026-9 |