| 年度 | 数值 | 单位 | 发布日期 |
| 2025/2026 | 18.637 | 千吨 | 2026-9 |
| 2024/2025 | 18.637 | 千吨 | 2026-9 |
| 2023/2024 | 21.878 | 千吨 | 2026-9 |
| 2022/2023 | 36.464 | 千吨 | 2026-9 |
| 2021/2022 | 72.927 | 千吨 | 2026-9 |
| 2020/2021 | 25.93 | 千吨 | 2026-9 |
| 2019/2020 | 36.464 | 千吨 | 2026-9 |
| 2018/2019 | 60.773 | 千吨 | 2026-9 |
| 2017/2018 | 38.894 | 千吨 | 2026-9 |
| 2016/2017 | 36.464 | 千吨 | 2026-9 |
| 2015/2016 | 29.171 | 千吨 | 2026-9 |
| 2014/2015 | 19.447 | 千吨 | 2026-9 |
| 2013/2014 | 21.878 | 千吨 | 2026-9 |
| 2012/2013 | 8.103 | 千吨 | 2026-9 |
| 2011/2012 | 20.258 | 千吨 | 2026-9 |
| 2010/2011 | 3.241 | 千吨 | 2026-9 |
| 2009/2010 | 6.482 | 千吨 | 2026-9 |
| 2008/2009 | 12.965 | 千吨 | 2026-9 |
| 2007/2008 | 8.103 | 千吨 | 2026-9 |
| 2006/2007 | 37.274 | 千吨 | 2026-9 |
| 2005/2006 | 46.187 | 千吨 | 2026-9 |
| 2004/2005 | 79.409 | 千吨 | 2026-9 |
| 2003/2004 | 44.567 | 千吨 | 2026-9 |
| 2002/2003 | 56.721 | 千吨 | 2026-9 |
| 2001/2002 | 50.239 | 千吨 | 2026-9 |
| 2000/2001 | 48.618 | 千吨 | 2026-9 |
| 1999/2000 | 36.464 | 千吨 | 2026-9 |
| 1998/1999 | 38.894 | 千吨 | 2026-9 |
| 1997/1998 | 67.255 | 千吨 | 2026-9 |
| 1996/1997 | 70.496 | 千吨 | 2026-9 |
| 1995/1996 | 65.634 | 千吨 | 2026-9 |
| 1994/1995 | 59.152 | 千吨 | 2026-9 |
| 1993/1994 | 38.084 | 千吨 | 2026-9 |
| 1992/1993 | 39.705 | 千吨 | 2026-9 |
| 1991/1992 | 63.203 | 千吨 | 2026-9 |
| 1990/1991 | 55.911 | 千吨 | 2026-9 |
| 1989/1990 | 83.461 | 千吨 | 2026-9 |
| 1988/1989 | 92.374 | 千吨 | 2026-9 |
| 1987/1988 | 89.943 | 千吨 | 2026-9 |
| 1986/1987 | 111.821 | 千吨 | 2026-9 |
| 1985/1986 | 94.805 | 千吨 | 2026-9 |
| 1984/1985 | 144.233 | 千吨 | 2026-9 |
| 1983/1984 | 145.854 | 千吨 | 2026-9 |
| 1982/1983 | 149.906 | 千吨 | 2026-9 |
| 1981/1982 | 113.442 | 千吨 | 2026-9 |
| 1980/1981 | 70.496 | 千吨 | 2026-9 |
| 1979/1980 | 46.997 | 千吨 | 2026-9 |
| 1978/1979 | 50.239 | 千吨 | 2026-9 |
| 1977/1978 | 87.512 | 千吨 | 2026-9 |
| 1976/1977 | 53.48 | 千吨 | 2026-9 |
| 1975/1976 | 0.81 | 千吨 | 2026-9 |
| 1974/1975 | 67.255 | 千吨 | 2026-9 |
| 1973/1974 | 102.908 | 千吨 | 2026-9 |
| 1972/1973 | 44.567 | 千吨 | 2026-9 |
| 1971/1972 | 26.74 | 千吨 | 2026-9 |
| 1970/1971 | 15.396 | 千吨 | 2026-9 |
| 1969/1970 | 0 | 千吨 | 2026-9 |