| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2025 | |
| 2 | 2024 | |
| 3 | 2023 | |
| 4 | 2022 | |
| 5 | 2021 | |
| 6 | 2020 | |
| 7 | 2019 | |
| 8 | 2018 | |
| 9 | 2017 | |
| 10 | 2016 | |
| 11 | 2015 | 13.15 |
| 12 | 2014 | 13.41 |
| 13 | 2013 | 14.37 |
| 14 | 2012 | 15.74 |
| 15 | 1990 | 13.78 |
| 16 | 1989 | 28.02 |
| 17 | 1988 | 23.60 |
| 18 | 1987 | 33.00 |
| 19 | 1986 | 25.58 |
| 20 | 1985 | 29.82 |
| 21 | 1984 | 24.23 |
| 22 | 1983 | 22.37 |
| 23 | 1982 | 29.27 |
| 24 | 1981 | 27.56 |
| 25 | 1980 | 42.47 |
| 26 | 1979 | 23.02 |
| 27 | 1978 | 28.71 |
| 28 | 1977 | 21.42 |
| 29 | 1976 | 27.69 |
| 30 | 1975 | 21.15 |
| 31 | 1974 | 21.95 |
| 32 | 1973 | 15.04 |
| 33 | 1972 | 12.63 |
| 34 | 1971 | 11.40 |
| 35 | 1970 | 10.88 |
| 36 | 1969 | 12.35 |
| 37 | 1968 | 12.17 |
| 38 | 1967 | 12.02 |
| 39 | 1966 | 11.45 |
| 40 | 1965 | 11.19 |
| 41 | 1964 | 9.98 |
| 42 | 1963 | 9.61 |
| 43 | 1962 | 9.68 |
| 44 | 1961 | 9.63 |
| 45 | 1960 | 9.67 |
