| 序号 |
时间(年) |
数据(单位：%) |
| 1 |
2021 |
|
| 2 |
2020 |
|
| 3 |
2019 |
|
| 4 |
2018 |
|
| 5 |
2017 |
|
| 6 |
2016 |
|
| 7 |
2015 |
24.03 |
| 8 |
2014 |
24.30 |
| 9 |
2013 |
23.49 |
| 10 |
2012 |
22.68 |
| 11 |
2011 |
19.04 |
| 12 |
2010 |
19.82 |
| 13 |
2009 |
22.07 |
| 14 |
2008 |
20.09 |
| 15 |
2007 |
18.68 |
| 16 |
2006 |
19.50 |
| 17 |
2005 |
17.95 |
| 18 |
2004 |
14.37 |
| 19 |
2003 |
12.39 |
| 20 |
2002 |
36.80 |
| 21 |
2001 |
12.29 |
| 22 |
2000 |
12.04 |
| 23 |
1999 |
11.80 |
| 24 |
1998 |
11.65 |
| 25 |
1997 |
11.77 |
| 26 |
1996 |
14.55 |
| 27 |
1995 |
11.49 |
| 28 |
1994 |
12.03 |
| 29 |
1993 |
11.31 |
| 30 |
1992 |
12.60 |
| 31 |
1991 |
10.28 |
| 32 |
1990 |
9.94 |
| 33 |
1989 |
10.13 |
| 34 |
1988 |
9.58 |
| 35 |
1987 |
10.74 |
| 36 |
1986 |
10.40 |
| 37 |
1985 |
12.17 |
| 38 |
1984 |
11.79 |
| 39 |
1983 |
8.90 |
