| 序号 |
时间(年) |
数据(单位：%) |
| 1 |
2024 |
|
| 2 |
2023 |
|
| 3 |
2022 |
|
| 4 |
2021 |
|
| 5 |
2020 |
|
| 6 |
2019 |
|
| 7 |
2018 |
28.90 |
| 8 |
2017 |
28.20 |
| 9 |
2016 |
27.95 |
| 10 |
2015 |
24.19 |
| 11 |
2014 |
23.59 |
| 12 |
2013 |
23.27 |
| 13 |
2012 |
22.64 |
| 14 |
2011 |
22.40 |
| 15 |
2010 |
21.93 |
| 16 |
2009 |
21.49 |
| 17 |
2008 |
20.03 |
| 18 |
2007 |
20.35 |
| 19 |
2006 |
19.94 |
| 20 |
2005 |
19.70 |
| 21 |
2004 |
20.83 |
| 22 |
2003 |
20.25 |
| 23 |
2002 |
18.66 |
| 24 |
2001 |
17.15 |
| 25 |
2000 |
15.60 |
| 26 |
1999 |
13.27 |
| 27 |
1998 |
12.43 |
| 28 |
1997 |
11.90 |
| 29 |
1996 |
11.44 |
| 30 |
1995 |
10.83 |
| 31 |
1994 |
10.24 |
| 32 |
1993 |
9.50 |
| 33 |
1990 |
8.26 |
| 34 |
1985 |
7.98 |
| 35 |
1980 |
5.96 |
| 36 |
1978 |
5.40 |
| 37 |
1975 |
4.99 |
| 38 |
1970 |
5.35 |
| 39 |
1965 |
5.83 |
| 40 |
1962 |
6.01 |
| 41 |
1957 |
7.12 |
| 42 |
1952 |
5.26 |
