| 序号 |
时间(年) |
数据(单位：%) |
| 1 |
2024 |
|
| 2 |
2023 |
|
| 3 |
2022 |
|
| 4 |
2021 |
|
| 5 |
2020 |
|
| 6 |
2019 |
|
| 7 |
2018 |
19.56 |
| 8 |
2017 |
19.16 |
| 9 |
2016 |
18.71 |
| 10 |
2015 |
18.62 |
| 11 |
2014 |
18.57 |
| 12 |
2013 |
18.75 |
| 13 |
2012 |
18.82 |
| 14 |
2011 |
18.96 |
| 15 |
2010 |
19.16 |
| 16 |
2009 |
23.09 |
| 17 |
2008 |
24.22 |
| 18 |
2007 |
24.87 |
| 19 |
2006 |
25.72 |
| 20 |
2005 |
27.57 |
| 21 |
2004 |
27.31 |
| 22 |
2003 |
29.29 |
| 23 |
2002 |
32.09 |
| 24 |
2001 |
35.61 |
| 25 |
2000 |
36.24 |
| 26 |
1999 |
39.48 |
| 27 |
1998 |
41.04 |
| 28 |
1997 |
41.54 |
| 29 |
1996 |
44.38 |
| 30 |
1995 |
44.16 |
| 31 |
1994 |
42.62 |
| 32 |
1993 |
45.02 |
| 33 |
1992 |
46.96 |
| 34 |
1991 |
47.15 |
| 35 |
1990 |
43.77 |
| 36 |
1982 |
52.98 |
| 37 |
1964 |
74.71 |
| 38 |
1953 |
61.96 |
