| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2023 | |
| 2 | 2022 | |
| 3 | 2021 | |
| 4 | 2020 | |
| 5 | 2019 | |
| 6 | 2018 | |
| 7 | 2017 | 15.75 |
| 8 | 2016 | 14.99 |
| 9 | 2015 | 16.31 |
| 10 | 2014 | 16.52 |
| 11 | 2013 | 15.79 |
| 12 | 1998 | 30.21 |
| 13 | 1997 | 31.78 |
| 14 | 1996 | 31.13 |
| 15 | 1995 | 30.91 |
| 16 | 1994 | 26.23 |
| 17 | 1993 | 22.40 |
| 18 | 1992 | 25.40 |
| 19 | 1991 | 27.78 |
| 20 | 1990 | 29.20 |
| 21 | 1989 | 32.15 |
| 22 | 1988 | 33.55 |
| 23 | 1987 | 35.09 |
| 24 | 1986 | 32.48 |
| 25 | 1985 | 36.27 |
| 26 | 1984 | 42.46 |
| 27 | 1983 | 41.77 |
| 28 | 1982 | 36.55 |
| 29 | 1981 | 40.35 |
| 30 | 1980 | 38.57 |
| 31 | 1979 | 35.09 |
| 32 | 1978 | 37.49 |
| 33 | 1977 | 37.56 |
| 34 | 1976 | 39.50 |
| 35 | 1975 | 41.10 |
