| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 16.55 | 百分比 | 2026-9 |
| 2025/2026 | 21.94 | 百分比 | 2026-9 |
| 2024/2025 | 32.59 | 百分比 | 2026-9 |
| 2023/2024 | 34.67 | 百分比 | 2026-9 |
| 2022/2023 | 40.83 | 百分比 | 2026-9 |
| 2021/2022 | 22.29 | 百分比 | 2026-9 |
| 2020/2021 | 19.31 | 百分比 | 2026-9 |
| 2019/2020 | 57.14 | 百分比 | 2026-9 |
| 2018/2019 | 91.48 | 百分比 | 2026-9 |
| 2017/2018 | 117.16 | 百分比 | 2026-9 |
| 2016/2017 | 36.81 | 百分比 | 2026-9 |
| 2015/2016 | 25.93 | 百分比 | 2026-9 |
| 2014/2015 | 67.94 | 百分比 | 2026-9 |
| 2013/2014 | 37.72 | 百分比 | 2026-9 |
| 2012/2013 | 14.97 | 百分比 | 2026-9 |
| 2011/2012 | 37.58 | 百分比 | 2026-9 |
| 2010/2011 | 87.74 | 百分比 | 2026-9 |
| 2009/2010 | 17.99 | 百分比 | 2026-9 |
| 2008/2009 | 21.76 | 百分比 | 2026-9 |
| 2007/2008 | 33.2 | 百分比 | 2026-9 |
| 2006/2007 | 27.27 | 百分比 | 2026-9 |
| 2005/2006 | 27.4 | 百分比 | 2026-9 |
| 2004/2005 | 58.59 | 百分比 | 2026-9 |
| 2003/2004 | 68.85 | 百分比 | 2026-9 |
| 2002/2003 | 28.06 | 百分比 | 2026-9 |
| 2001/2002 | 23.94 | 百分比 | 2026-9 |
| 2000/2001 | 19.13 | 百分比 | 2026-9 |
| 1999/2000 | 21.892 | 百分比 | 2026-9 |
| 1998/1999 | 24.359 | 百分比 | 2026-9 |
| 1997/1998 | 21.579 | 百分比 | 2026-9 |
| 1996/1997 | 18.611 | 百分比 | 2026-9 |
| 1995/1996 | 24.286 | 百分比 | 2026-9 |
| 1994/1995 | 8.571 | 百分比 | 2026-9 |
| 1993/1994 | 12.195 | 百分比 | 2026-9 |
| 1992/1993 | 16.779 | 百分比 | 2026-9 |
| 1991/1992 | 15.455 | 百分比 | 2026-9 |
| 1990/1991 | 40.496 | 百分比 | 2026-9 |
| 1989/1990 | 57.068 | 百分比 | 2026-9 |
| 1988/1989 | 77.384 | 百分比 | 2026-9 |
| 1987/1988 | 69.553 | 百分比 | 2026-9 |
| 1986/1987 | 47.075 | 百分比 | 2026-9 |
| 1985/1986 | 43.195 | 百分比 | 2026-9 |
| 1984/1985 | 55.102 | 百分比 | 2026-9 |
| 1983/1984 | 43.189 | 百分比 | 2026-9 |
| 1982/1983 | 30.282 | 百分比 | 2026-9 |
| 1981/1982 | 53.896 | 百分比 | 2026-9 |
| 1980/1981 | 71.473 | 百分比 | 2026-9 |
| 1979/1980 | 88.194 | 百分比 | 2026-9 |
| 1978/1979 | 72.763 | 百分比 | 2026-9 |
| 1977/1978 | 70.563 | 百分比 | 2026-9 |
| 1976/1977 | 40.639 | 百分比 | 2026-9 |
| 1975/1976 | 31.086 | 百分比 | 2026-9 |
| 1974/1975 | 51.071 | 百分比 | 2026-9 |
| 1973/1974 | 46.021 | 百分比 | 2026-9 |
| 1972/1973 | 13.726 | 百分比 | 2026-9 |
| 1971/1972 | 4.762 | 百分比 | 2026-9 |
| 1970/1971 | 12.917 | 百分比 | 2026-9 |
| 1969/1970 | 17.578 | 百分比 | 2026-9 |
| 1968/1969 | 49.793 | 百分比 | 2026-9 |
| 1967/1968 | 57.589 | 百分比 | 2026-9 |
| 1966/1967 | 71.364 | 百分比 | 2026-9 |
| 1965/1966 | 64.356 | 百分比 | 2026-9 |
| 1964/1965 | 79.412 | 百分比 | 2026-9 |
| 1963/1964 | 67.153 | 百分比 | 2026-9 |
| 1962/1963 | 65.693 | 百分比 | 2026-9 |
| 1961/1962 | 51.613 | 百分比 | 2026-9 |
| 1960/1961 | 30.631 | 百分比 | 2026-9 |