| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2024 | |
| 2 | 2023 | |
| 3 | 2022 | |
| 4 | 2021 | |
| 5 | 2020 | |
| 6 | 2019 | |
| 7 | 2018 | 32.62 |
| 8 | 2017 | 32.77 |
| 9 | 2016 | 32.88 |
| 10 | 2015 | 34.03 |
| 11 | 2014 | 27.78 |
| 12 | 2012 | 27.37 |
| 13 | 2011 | 26.22 |
| 14 | 2002 | 34.74 |
| 15 | 2001 | 34.11 |
| 16 | 2000 | 30.14 |
| 17 | 1995 | 22.15 |
| 18 | 1990 | 18.33 |
| 19 | 1985 | 12.34 |
| 20 | 1980 | 11.73 |
| 21 | 1975 | 10.88 |
| 22 | 1970 | 9.90 |
| 23 | 1965 | 10.39 |
| 24 | 1964 | 9.94 |
| 25 | 1963 | 9.45 |
| 26 | 1962 | 9.48 |
| 27 | 1957 | 10.42 |
| 28 | 1952 | 7.62 |
| 29 | 1951 | 7.26 |
| 30 | 1950 | 7.38 |
| 31 | 1949 | 7.61 |
