| 序号 |
时间(年) |
数据(单位：%) |
| 1 |
2024 |
|
| 2 |
2023 |
|
| 3 |
2022 |
|
| 4 |
2021 |
|
| 5 |
2020 |
|
| 6 |
2019 |
|
| 7 |
2018 |
49.09 |
| 8 |
2017 |
49.42 |
| 9 |
2016 |
48.41 |
| 10 |
2015 |
51.66 |
| 11 |
2014 |
50.14 |
| 12 |
2013 |
47.22 |
| 13 |
2012 |
43.45 |
| 14 |
2011 |
42.59 |
| 15 |
2010 |
41.67 |
| 16 |
2009 |
41.80 |
| 17 |
2008 |
36.96 |
| 18 |
2007 |
18.59 |
| 19 |
2006 |
20.71 |
| 20 |
2005 |
23.56 |
| 21 |
2004 |
30.37 |
| 22 |
2003 |
30.45 |
| 23 |
2002 |
35.24 |
| 24 |
2001 |
32.65 |
| 25 |
2000 |
38.42 |
| 26 |
1999 |
37.12 |
| 27 |
1998 |
44.04 |
| 28 |
1997 |
38.21 |
| 29 |
1996 |
31.61 |
| 30 |
1995 |
40.31 |
| 31 |
1994 |
39.21 |
| 32 |
1987 |
34.35 |
| 33 |
1986 |
20.04 |
| 34 |
1985 |
10.08 |
| 35 |
1984 |
13.88 |
| 36 |
1983 |
11.76 |
| 37 |
1982 |
8.14 |
| 38 |
1981 |
8.53 |
| 39 |
1980 |
10.95 |
| 40 |
1979 |
20.25 |
| 41 |
1978 |
28.95 |
| 42 |
1977 |
25.07 |
| 43 |
1976 |
24.92 |
| 44 |
1975 |
34.05 |
| 45 |
1974 |
26.30 |
| 46 |
1973 |
25.37 |
| 47 |
1972 |
30.96 |
| 48 |
1971 |
27.91 |
| 49 |
1970 |
27.12 |
| 50 |
1969 |
27.32 |
| 51 |
1968 |
25.92 |
| 52 |
1967 |
22.43 |
| 53 |
1966 |
21.63 |
| 54 |
1965 |
20.66 |
