| 年度 | 数值 | 单位 | 发布日期 |
| 2026/2027 | 66.09 | 百分比 | 2026-9 |
| 2025/2026 | 66.09 | 百分比 | 2026-9 |
| 2024/2025 | 66.09 | 百分比 | 2026-9 |
| 2023/2024 | 66.09 | 百分比 | 2026-9 |
| 2022/2023 | 66.09 | 百分比 | 2026-9 |
| 2021/2022 | 58.46 | 百分比 | 2026-9 |
| 2020/2021 | 82.73 | 百分比 | 2026-9 |
| 2019/2020 | 86 | 百分比 | 2026-9 |
| 2018/2019 | 67.62 | 百分比 | 2026-9 |
| 2017/2018 | 63.64 | 百分比 | 2026-9 |
| 2016/2017 | 75 | 百分比 | 2026-9 |
| 2015/2016 | 63.16 | 百分比 | 2026-9 |
| 2014/2015 | 56.52 | 百分比 | 2026-9 |
| 2013/2014 | 32.35 | 百分比 | 2026-9 |
| 2012/2013 | 32.69 | 百分比 | 2026-9 |
| 2011/2012 | 109.38 | 百分比 | 2026-9 |
| 2010/2011 | 61.11 | 百分比 | 2026-9 |
| 2009/2010 | 48 | 百分比 | 2026-9 |
| 2008/2009 | 57 | 百分比 | 2026-9 |
| 2007/2008 | 39 | 百分比 | 2026-9 |
| 2006/2007 | 46 | 百分比 | 2026-9 |
| 2005/2006 | 42 | 百分比 | 2026-9 |
| 2004/2005 | 39.091 | 百分比 | 2026-9 |
| 2003/2004 | 25.333 | 百分比 | 2026-9 |
| 2002/2003 | 28.571 | 百分比 | 2026-9 |
| 2001/2002 | 33.333 | 百分比 | 2026-9 |
| 2000/2001 | 27.778 | 百分比 | 2026-9 |
| 1999/2000 | 33.333 | 百分比 | 2026-9 |
| 1998/1999 | 23.333 | 百分比 | 2026-9 |
| 1997/1998 | 23.077 | 百分比 | 2026-9 |
| 1996/1997 | 25 | 百分比 | 2026-9 |
| 1995/1996 | 22.222 | 百分比 | 2026-9 |
| 1994/1995 | 33.333 | 百分比 | 2026-9 |
| 1993/1994 | 53.333 | 百分比 | 2026-9 |
| 1992/1993 | 66.667 | 百分比 | 2026-9 |
| 1991/1992 | 92.308 | 百分比 | 2026-9 |
| 1990/1991 | 133.333 | 百分比 | 2026-9 |
| 1989/1990 | 128.571 | 百分比 | 2026-9 |
| 1988/1989 | 82.857 | 百分比 | 2026-9 |
| 1987/1988 | 65.714 | 百分比 | 2026-9 |
| 1986/1987 | 74.286 | 百分比 | 2026-9 |
| 1985/1986 | 100 | 百分比 | 2026-9 |
| 1984/1985 | 110 | 百分比 | 2026-9 |
| 1983/1984 | 123.333 | 百分比 | 2026-9 |
| 1982/1983 | 53.846 | 百分比 | 2026-9 |
| 1981/1982 | 60 | 百分比 | 2026-9 |
| 1980/1981 | 76.923 | 百分比 | 2026-9 |
| 1979/1980 | 73.333 | 百分比 | 2026-9 |
| 1978/1979 | 63.158 | 百分比 | 2026-9 |
| 1977/1978 | 76.087 | 百分比 | 2026-9 |
| 1976/1977 | 86.42 | 百分比 | 2026-9 |
| 1975/1976 | 91.25 | 百分比 | 2026-9 |
| 1974/1975 | 52.198 | 百分比 | 2026-9 |
| 1973/1974 | 52.941 | 百分比 | 2026-9 |
| 1972/1973 | 58.716 | 百分比 | 2026-9 |
| 1971/1972 | 71.098 | 百分比 | 2026-9 |
| 1970/1971 | 40.102 | 百分比 | 2026-9 |
| 1969/1970 | 50.877 | 百分比 | 2026-9 |
| 1968/1969 | 59.556 | 百分比 | 2026-9 |
| 1967/1968 | 89.618 | 百分比 | 2026-9 |
| 1966/1967 | 80 | 百分比 | 2026-9 |
| 1965/1966 | 97.931 | 百分比 | 2026-9 |
| 1964/1965 | 51.323 | 百分比 | 2026-9 |
| 1963/1964 | 120.8 | 百分比 | 2026-9 |
| 1962/1963 | 50.794 | 百分比 | 2026-9 |
| 1961/1962 | 94.34 | 百分比 | 2026-9 |
| 1960/1961 | 56.075 | 百分比 | 2026-9 |