| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2018 | |
| 5 | 2017 | |
| 6 | 2016 | |
| 7 | 2015 | 15.75 |
| 8 | 2014 | 23.33 |
| 9 | 2012 | 25.23 |
| 10 | 2011 | 24.62 |
| 11 | 2010 | 22.36 |
| 12 | 2009 | 19.37 |
| 13 | 2007 | 19.83 |
| 14 | 2006 | 21.67 |
| 15 | 2005 | 21.74 |
| 16 | 2004 | 16.02 |
| 17 | 2003 | 15.97 |
| 18 | 2002 | 13.62 |
| 19 | 2001 | 13.89 |
| 20 | 2000 | 13.56 |
| 21 | 1999 | 9.50 |
| 22 | 1998 | 8.46 |
| 23 | 1997 | 10.93 |
| 24 | 1996 | 13.29 |
| 25 | 1995 | 11.52 |
| 26 | 1994 | 12.96 |
| 27 | 1993 | 13.81 |
| 28 | 1987 | 18.06 |
| 29 | 1986 | 16.87 |
| 30 | 1985 | 25.90 |
| 31 | 1984 | 12.37 |
| 32 | 1983 | 22.37 |
| 33 | 1982 | 21.79 |
| 34 | 1981 | 15.81 |
| 35 | 1980 | 15.93 |
| 36 | 1979 | 12.94 |
| 37 | 1978 | 10.87 |
| 38 | 1977 | 11.96 |
| 39 | 1976 | 10.64 |
| 40 | 1975 | 16.94 |
| 41 | 1974 | 16.69 |
| 42 | 1973 | 9.94 |
| 43 | 1972 | 9.95 |
| 44 | 1971 | 9.02 |
| 45 | 1970 | 6.67 |
| 46 | 1969 | 6.92 |
| 47 | 1968 | 6.77 |
| 48 | 1967 | 5.01 |
| 49 | 1966 | 5.25 |
| 50 | 1965 | 5.62 |
| 51 | 1964 | 6.69 |
| 52 | 1963 | 7.57 |
