| 序号 |
时间(年) |
数据(单位：%) |
| 1 |
2021 |
|
| 2 |
2020 |
|
| 3 |
2019 |
|
| 4 |
2018 |
|
| 5 |
2017 |
|
| 6 |
2016 |
|
| 7 |
2015 |
60.59 |
| 8 |
2014 |
64.41 |
| 9 |
2013 |
57.85 |
| 10 |
2012 |
60.29 |
| 11 |
2011 |
65.40 |
| 12 |
2010 |
73.41 |
| 13 |
2009 |
74.58 |
| 14 |
2008 |
66.27 |
| 15 |
2007 |
58.08 |
| 16 |
2006 |
63.32 |
| 17 |
2005 |
60.19 |
| 18 |
2004 |
60.52 |
| 19 |
2003 |
57.27 |
| 20 |
2002 |
60.57 |
| 21 |
2001 |
49.21 |
| 22 |
2000 |
52.08 |
| 23 |
1999 |
49.23 |
| 24 |
1998 |
42.75 |
| 25 |
1997 |
43.98 |
| 26 |
1996 |
32.92 |
| 27 |
1995 |
34.49 |
| 28 |
1994 |
29.48 |
| 29 |
1993 |
28.18 |
| 30 |
1992 |
25.49 |
| 31 |
1991 |
25.58 |
| 32 |
1990 |
21.42 |
| 33 |
1989 |
22.73 |
| 34 |
1988 |
19.10 |
| 35 |
1987 |
17.56 |
| 36 |
1986 |
20.68 |
| 37 |
1985 |
22.97 |
| 38 |
1984 |
20.13 |
| 39 |
1983 |
20.51 |
