| 序号 |
时间(年) |
数据(单位：%) |
| 1 |
2025 |
|
| 2 |
2024 |
|
| 3 |
2023 |
|
| 4 |
2022 |
|
| 5 |
2020 |
|
| 6 |
2019 |
|
| 7 |
2018 |
30.60 |
| 8 |
2017 |
27.11 |
| 9 |
2016 |
24.57 |
| 10 |
2015 |
24.84 |
| 11 |
2013 |
44.88 |
| 12 |
2012 |
49.55 |
| 13 |
2011 |
51.01 |
| 14 |
2010 |
45.01 |
| 15 |
2009 |
36.60 |
| 16 |
2008 |
52.75 |
| 17 |
2006 |
48.51 |
| 18 |
2005 |
47.96 |
| 19 |
2004 |
41.66 |
| 20 |
2003 |
33.87 |
| 21 |
2002 |
28.47 |
| 22 |
2001 |
26.78 |
| 23 |
1999 |
26.11 |
| 24 |
1998 |
17.77 |
| 25 |
1997 |
24.48 |
| 26 |
1996 |
23.68 |
| 27 |
1995 |
20.23 |
| 28 |
1994 |
15.93 |
| 29 |
1992 |
19.56 |
| 30 |
1991 |
11.74 |
| 31 |
1990 |
18.15 |
| 32 |
1989 |
13.74 |
| 33 |
1988 |
16.65 |
| 34 |
1987 |
13.36 |
| 35 |
1985 |
17.01 |
| 36 |
1984 |
23.26 |
| 37 |
1983 |
27.94 |
| 38 |
1982 |
36.23 |
| 39 |
1981 |
48.63 |
| 40 |
1980 |
53.31 |
| 41 |
1978 |
35.34 |
| 42 |
1977 |
48.05 |
| 43 |
1976 |
58.89 |
| 44 |
1975 |
60.52 |
| 45 |
1974 |
74.59 |
| 46 |
1973 |
47.12 |
| 47 |
1972 |
58.51 |
