| 序号 |
时间(年) |
数据(单位：%) |
| 1 |
2023 |
|
| 2 |
2022 |
|
| 3 |
2021 |
|
| 4 |
2020 |
|
| 5 |
2019 |
|
| 6 |
2018 |
|
| 7 |
2017 |
19.76 |
| 8 |
2016 |
18.25 |
| 9 |
2015 |
19.59 |
| 10 |
2014 |
22.21 |
| 11 |
2013 |
28.53 |
| 12 |
2012 |
30.52 |
| 13 |
2011 |
32.46 |
| 14 |
2010 |
32.71 |
| 15 |
2009 |
29.31 |
| 16 |
2008 |
31.66 |
| 17 |
2007 |
33.26 |
| 18 |
2006 |
34.08 |
| 19 |
2005 |
33.89 |
| 20 |
2004 |
33.68 |
| 21 |
2003 |
32.82 |
| 22 |
2002 |
29.11 |
| 23 |
2001 |
28.70 |
| 24 |
2000 |
28.66 |
| 25 |
1999 |
24.60 |
| 26 |
1998 |
24.86 |
| 27 |
1997 |
35.17 |
| 28 |
1996 |
45.66 |
| 29 |
1995 |
37.77 |
| 30 |
1994 |
46.76 |
| 31 |
1993 |
45.52 |
| 32 |
1992 |
45.84 |
| 33 |
1991 |
60.86 |
| 34 |
1990 |
74.56 |
| 35 |
1989 |
70.38 |
| 36 |
1988 |
63.17 |
| 37 |
1987 |
66.08 |
| 38 |
1986 |
66.78 |
| 39 |
1985 |
60.38 |
| 40 |
1984 |
46.24 |
| 41 |
1983 |
67.85 |
| 42 |
1982 |
61.61 |
