| 年度 | 数值 | 单位 | 发布日期 |
| 2026/2027 | 11000 | 千吨 | 2026-9 |
| 2025/2026 | 11027 | 千吨 | 2026-9 |
| 2024/2025 | 12882 | 千吨 | 2026-9 |
| 2023/2024 | 11875 | 千吨 | 2026-9 |
| 2022/2023 | 12411 | 千吨 | 2026-9 |
| 2021/2022 | 11889 | 千吨 | 2026-9 |
| 2020/2021 | 10456 | 千吨 | 2026-9 |
| 2019/2020 | 9300 | 千吨 | 2026-9 |
| 2018/2019 | 10930 | 千吨 | 2026-9 |
| 2017/2018 | 8350 | 千吨 | 2026-9 |
| 2016/2017 | 10992 | 千吨 | 2026-9 |
| 2015/2016 | 6929 | 千吨 | 2026-9 |
| 2014/2015 | 8711 | 千吨 | 2026-9 |
| 2013/2014 | 9477 | 千吨 | 2026-9 |
| 2012/2013 | 12186 | 千吨 | 2026-9 |
| 2011/2012 | 11940 | 千吨 | 2026-9 |
| 2010/2011 | 10130 | 千吨 | 2026-9 |
| 2009/2010 | 9700 | 千吨 | 2026-9 |
| 2008/2009 | 9308 | 千吨 | 2026-9 |
| 2007/2008 | 9473 | 千吨 | 2026-9 |
| 2006/2007 | 7150 | 千吨 | 2026-9 |
| 2005/2006 | 7388 | 千吨 | 2026-9 |
| 2004/2005 | 5850 | 千吨 | 2026-9 |
| 2003/2004 | 6800 | 千吨 | 2026-9 |
| 2002/2003 | 4000 | 千吨 | 2026-9 |
| 2001/2002 | 5400 | 千吨 | 2026-9 |
| 2000/2001 | 5250 | 千吨 | 2026-9 |
| 1999/2000 | 5200 | 千吨 | 2026-9 |
| 1998/1999 | 6000 | 千吨 | 2026-9 |
| 1997/1998 | 5350 | 千吨 | 2026-9 |
| 1996/1997 | 4100 | 千吨 | 2026-9 |
| 1995/1996 | 4476 | 千吨 | 2026-9 |
| 1994/1995 | 3236 | 千吨 | 2026-9 |
| 1993/1994 | 4000 | 千吨 | 2026-9 |
| 1992/1993 | 3106 | 千吨 | 2026-9 |
| 1991/1992 | 2492 | 千吨 | 2026-9 |
| 1990/1991 | 2602 | 千吨 | 2026-9 |
| 1989/1990 | 1806 | 千吨 | 2026-9 |
| 1988/1989 | 1547 | 千吨 | 2026-9 |
| 1987/1988 | 898 | 千吨 | 2026-9 |
| 1986/1987 | 891 | 千吨 | 2026-9 |
| 1985/1986 | 1020 | 千吨 | 2026-9 |
| 1984/1985 | 955 | 千吨 | 2026-9 |
| 1983/1984 | 614 | 千吨 | 2026-9 |
| 1982/1983 | 491 | 千吨 | 2026-9 |
| 1981/1982 | 467 | 千吨 | 2026-9 |
| 1980/1981 | 442 | 千吨 | 2026-9 |
| 1979/1980 | 350 | 千吨 | 2026-9 |
| 1978/1979 | 220 | 千吨 | 2026-9 |
| 1977/1978 | 180 | 千吨 | 2026-9 |
| 1976/1977 | 150 | 千吨 | 2026-9 |
| 1975/1976 | 70 | 千吨 | 2026-9 |
| 1974/1975 | 35 | 千吨 | 2026-9 |
| 1973/1974 | 30 | 千吨 | 2026-9 |
| 1972/1973 | 25 | 千吨 | 2026-9 |
| 1971/1972 | 20 | 千吨 | 2026-9 |
| 1970/1971 | 18 | 千吨 | 2026-9 |
| 1969/1970 | 11 | 千吨 | 2026-9 |
| 1964/1965 | 0 | 千吨 | 2026-9 |