| 年度 | 数值 | 单位 | 发布日期 |
| 2025/2026 | 19.447 | 千吨 | 2026-9 |
| 2024/2025 | 15.396 | 千吨 | 2026-9 |
| 2023/2024 | 16.206 | 千吨 | 2026-9 |
| 2022/2023 | 21.068 | 千吨 | 2026-9 |
| 2021/2022 | 43.756 | 千吨 | 2026-9 |
| 2020/2021 | 25.93 | 千吨 | 2026-9 |
| 2019/2020 | 26.74 | 千吨 | 2026-9 |
| 2018/2019 | 51.859 | 千吨 | 2026-9 |
| 2017/2018 | 46.187 | 千吨 | 2026-9 |
| 2016/2017 | 48.618 | 千吨 | 2026-9 |
| 2015/2016 | 27.55 | 千吨 | 2026-9 |
| 2014/2015 | 39.705 | 千吨 | 2026-9 |
| 2013/2014 | 93.995 | 千吨 | 2026-9 |
| 2012/2013 | 99.667 | 千吨 | 2026-9 |
| 2011/2012 | 118.304 | 千吨 | 2026-9 |
| 2010/2011 | 97.236 | 千吨 | 2026-9 |
| 2009/2010 | 117.494 | 千吨 | 2026-9 |
| 2008/2009 | 136.941 | 千吨 | 2026-9 |
| 2007/2008 | 143.423 | 千吨 | 2026-9 |
| 2006/2007 | 137.751 | 千吨 | 2026-9 |
| 2005/2006 | 160.439 | 千吨 | 2026-9 |
| 2004/2005 | 158.009 | 千吨 | 2026-9 |
| 2003/2004 | 119.924 | 千吨 | 2026-9 |
| 2002/2003 | 143.423 | 千吨 | 2026-9 |
| 2001/2002 | 158.819 | 千吨 | 2026-9 |
| 2000/2001 | 169.353 | 千吨 | 2026-9 |
| 1999/2000 | 155.578 | 千吨 | 2026-9 |
| 1998/1999 | 159.629 | 千吨 | 2026-9 |
| 1997/1998 | 153.957 | 千吨 | 2026-9 |
| 1996/1997 | 128.838 | 千吨 | 2026-9 |
| 1995/1996 | 112.632 | 千吨 | 2026-9 |
| 1994/1995 | 93.185 | 千吨 | 2026-9 |
| 1993/1994 | 115.063 | 千吨 | 2026-9 |
| 1992/1993 | 110.201 | 千吨 | 2026-9 |
| 1991/1992 | 121.545 | 千吨 | 2026-9 |
| 1990/1991 | 99.667 | 千吨 | 2026-9 |
| 1989/1990 | 102.098 | 千吨 | 2026-9 |
| 1988/1989 | 104.529 | 千吨 | 2026-9 |
| 1987/1988 | 66.445 | 千吨 | 2026-9 |
| 1986/1987 | 89.133 | 千吨 | 2026-9 |
| 1985/1986 | 111.821 | 千吨 | 2026-9 |
| 1984/1985 | 106.149 | 千吨 | 2026-9 |
| 1983/1984 | 136.13 | 千吨 | 2026-9 |
| 1982/1983 | 89.133 | 千吨 | 2026-9 |
| 1981/1982 | 89.133 | 千吨 | 2026-9 |
| 1980/1981 | 106.149 | 千吨 | 2026-9 |
| 1979/1980 | 89.133 | 千吨 | 2026-9 |
| 1978/1979 | 81.03 | 千吨 | 2026-9 |
| 1977/1978 | 81.03 | 千吨 | 2026-9 |
| 1976/1977 | 76.979 | 千吨 | 2026-9 |
| 1975/1976 | 69.686 | 千吨 | 2026-9 |
| 1974/1975 | 73.737 | 千吨 | 2026-9 |
| 1973/1974 | 63.203 | 千吨 | 2026-9 |
| 1972/1973 | 63.203 | 千吨 | 2026-9 |
| 1971/1972 | 16.206 | 千吨 | 2026-9 |
| 1970/1971 | 49.428 | 千吨 | 2026-9 |
| 1969/1970 | 9.724 | 千吨 | 2026-9 |