| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 19.79 |
| 8 | 2015 | 23.51 |
| 9 | 2014 | 29.65 |
| 10 | 2013 | 29.66 |
| 11 | 2012 | 28.68 |
| 12 | 2011 | 31.76 |
| 13 | 2010 | 29.89 |
| 14 | 2009 | 23.17 |
| 15 | 2008 | 27.71 |
| 16 | 2007 | 26.64 |
| 17 | 2006 | 25.87 |
| 18 | 2005 | 22.91 |
| 19 | 2004 | 18.33 |
| 20 | 2003 | 18.60 |
| 21 | 2002 | 14.58 |
| 22 | 2001 | 16.81 |
| 23 | 2000 | 22.53 |
| 24 | 1999 | 10.16 |
| 25 | 1998 | 8.41 |
| 26 | 1997 | 25.64 |
| 27 | 1996 | 30.11 |
| 28 | 1987 | 17.41 |
| 29 | 1986 | 23.77 |
| 30 | 1981 | 30.40 |
| 31 | 1980 | 25.34 |
| 32 | 1979 | 16.58 |
| 33 | 1978 | 14.05 |
| 34 | 1977 | 12.50 |
| 35 | 1975 | 11.91 |
| 36 | 1974 | 13.01 |
| 37 | 1973 | 6.09 |
| 38 | 1972 | 5.66 |
| 39 | 1971 | 6.24 |
| 40 | 1970 | 5.00 |
| 41 | 1969 | 7.47 |
| 42 | 1968 | 3.41 |
| 43 | 1967 | 0.73 |
| 44 | 1966 | 6.18 |
| 45 | 1965 | 6.25 |
| 46 | 1964 | 4.64 |
| 47 | 1963 | 5.38 |
| 48 | 1962 | 5.45 |
