| 序号 |
时间(年) |
数据(单位：%) |
| 1 |
2021 |
|
| 2 |
2020 |
|
| 3 |
2019 |
|
| 4 |
2018 |
|
| 5 |
2017 |
|
| 6 |
2016 |
|
| 7 |
2015 |
78.08 |
| 8 |
2014 |
78.15 |
| 9 |
2013 |
77.77 |
| 10 |
2012 |
77.59 |
| 11 |
2011 |
77.57 |
| 12 |
2010 |
77.59 |
| 13 |
2009 |
76.67 |
| 14 |
2008 |
74.04 |
| 15 |
2007 |
73.53 |
| 16 |
2006 |
73.58 |
| 17 |
2005 |
72.93 |
| 18 |
2004 |
73.04 |
| 19 |
2003 |
73.56 |
| 20 |
2002 |
73.30 |
| 21 |
2001 |
71.06 |
| 22 |
2000 |
70.99 |
| 23 |
1999 |
69.75 |
| 24 |
1998 |
69.84 |
| 25 |
1997 |
70.03 |
| 26 |
1996 |
69.73 |
| 27 |
1995 |
68.53 |
| 28 |
1994 |
68.44 |
| 29 |
1993 |
68.75 |
| 30 |
1992 |
67.76 |
| 31 |
1991 |
67.28 |
| 32 |
1990 |
66.67 |
| 33 |
1989 |
66.45 |
| 34 |
1988 |
66.73 |
| 35 |
1987 |
63.71 |
| 36 |
1986 |
63.45 |
| 37 |
1985 |
65.24 |
| 38 |
1984 |
66.30 |
| 39 |
1983 |
64.32 |
| 40 |
1981 |
62.54 |
| 41 |
1979 |
59.28 |
| 42 |
1978 |
60.12 |
| 43 |
1977 |
59.71 |
| 44 |
1976 |
58.66 |
| 45 |
1975 |
58.25 |
| 46 |
1974 |
57.49 |
| 47 |
1973 |
56.18 |
| 48 |
1972 |
55.53 |
