| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2018 | |
| 5 | 2017 | |
| 6 | 2016 | |
| 7 | 2015 | 5.10 |
| 8 | 2014 | 6.24 |
| 9 | 2013 | 6.85 |
| 10 | 2012 | 6.07 |
| 11 | 2011 | 5.74 |
| 12 | 2010 | 7.02 |
| 13 | 2009 | 8.76 |
| 14 | 2008 | 8.15 |
| 15 | 2007 | 5.63 |
| 16 | 1995 | 20.81 |
| 17 | 1994 | 26.50 |
| 18 | 1993 | 20.41 |
| 19 | 1986 | 18.51 |
| 20 | 1985 | 19.13 |
| 21 | 1984 | 19.03 |
| 22 | 1983 | 14.22 |
| 23 | 1980 | 19.18 |
| 24 | 1979 | 26.93 |
| 25 | 1978 | 22.95 |
| 26 | 1977 | 21.32 |
| 27 | 1976 | 16.51 |
| 28 | 1975 | 16.39 |
| 29 | 1974 | 16.97 |
| 30 | 1973 | 14.54 |
| 31 | 1972 | 18.08 |
| 32 | 1971 | 16.27 |
| 33 | 1970 | 20.11 |
| 34 | 1968 | 14.73 |
| 35 | 1967 | 14.19 |
| 36 | 1966 | 14.77 |
| 37 | 1965 | 15.40 |
| 38 | 1964 | 19.67 |
| 39 | 1963 | 20.06 |
| 40 | 1962 | 19.35 |
