| 序号 |
时间(年) |
数据(单位：%) |
| 1 |
2022 |
|
| 2 |
2021 |
|
| 3 |
2020 |
|
| 4 |
2019 |
|
| 5 |
2018 |
|
| 6 |
2017 |
|
| 7 |
2016 |
45.22 |
| 8 |
2015 |
48.29 |
| 9 |
2014 |
47.83 |
| 10 |
2013 |
46.76 |
| 11 |
2012 |
45.10 |
| 12 |
2011 |
47.05 |
| 13 |
2010 |
47.95 |
| 14 |
2009 |
46.15 |
| 15 |
2008 |
41.65 |
| 16 |
2007 |
41.56 |
| 17 |
2006 |
39.72 |
| 18 |
2005 |
45.24 |
| 19 |
2004 |
38.79 |
| 20 |
2003 |
34.43 |
| 21 |
2002 |
34.46 |
| 22 |
2001 |
30.55 |
| 23 |
2000 |
41.09 |
| 24 |
1999 |
41.79 |
| 25 |
1998 |
44.04 |
| 26 |
1997 |
38.05 |
| 27 |
1996 |
34.82 |
| 28 |
1995 |
31.16 |
| 29 |
1994 |
30.74 |
| 30 |
1993 |
28.95 |
| 31 |
1992 |
24.99 |
| 32 |
1991 |
26.68 |
| 33 |
1990 |
26.09 |
| 34 |
1989 |
26.37 |
| 35 |
1988 |
25.46 |
| 36 |
1987 |
25.32 |
| 37 |
1986 |
29.05 |
| 38 |
1985 |
26.04 |
| 39 |
1984 |
23.51 |
| 40 |
1983 |
33.64 |
| 41 |
1982 |
40.56 |
| 42 |
1981 |
46.38 |
| 43 |
1980 |
44.58 |
