| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 3.56 |
| 8 | 2015 | 5.41 |
| 9 | 2014 | 2.95 |
| 10 | 2013 | 3.32 |
| 11 | 2012 | 1.90 |
| 12 | 2011 | 2.30 |
| 13 | 2010 | 2.71 |
| 14 | 2009 | 2.90 |
| 15 | 2008 | 2.37 |
| 16 | 2007 | 2.24 |
| 17 | 2006 | 1.90 |
| 18 | 2005 | 2.24 |
| 19 | 2004 | 1.68 |
| 20 | 1981 | 10.83 |
| 21 | 1980 | 5.51 |
| 22 | 1979 | 6.15 |
| 23 | 1978 | 8.12 |
| 24 | 1977 | 9.81 |
| 25 | 1976 | 11.16 |
| 26 | 1975 | 11.67 |
| 27 | 1974 | 12.49 |
| 28 | 1973 | 12.26 |
| 29 | 1972 | 10.64 |
| 30 | 1971 | 10.52 |
| 31 | 1970 | 11.17 |
| 32 | 1969 | 11.38 |
| 33 | 1968 | 9.22 |
| 34 | 1967 | 8.43 |
| 35 | 1966 | 8.52 |
| 36 | 1965 | 8.87 |
| 37 | 1964 | 7.96 |
| 38 | 1963 | 8.25 |
| 39 | 1962 | 6.91 |
| 40 | 1961 | 6.85 |
| 41 | 1960 | 7.05 |
