| 序号 |
时间(年) |
数据(单位：%) |
| 1 |
2023 |
|
| 2 |
2022 |
|
| 3 |
2021 |
|
| 4 |
2020 |
|
| 5 |
2019 |
|
| 6 |
2018 |
|
| 7 |
2017 |
63.15 |
| 8 |
2016 |
63.47 |
| 9 |
2015 |
61.06 |
| 10 |
2014 |
64.80 |
| 11 |
2013 |
66.06 |
| 12 |
2012 |
65.30 |
| 13 |
2011 |
61.64 |
| 14 |
2010 |
61.28 |
| 15 |
2009 |
63.46 |
| 16 |
2008 |
58.77 |
| 17 |
2007 |
53.08 |
| 18 |
2006 |
55.07 |
| 19 |
2005 |
54.54 |
| 20 |
2004 |
54.28 |
| 21 |
2003 |
52.48 |
| 22 |
2002 |
48.60 |
| 23 |
2001 |
44.15 |
| 24 |
2000 |
46.25 |
| 25 |
1999 |
50.81 |
| 26 |
1998 |
50.66 |
| 27 |
1997 |
48.32 |
| 28 |
1996 |
46.72 |
| 29 |
1995 |
44.21 |
| 30 |
1994 |
41.08 |
| 31 |
1993 |
40.59 |
| 32 |
1987 |
32.26 |
| 33 |
1986 |
42.50 |
| 34 |
1985 |
42.35 |
| 35 |
1984 |
41.43 |
| 36 |
1983 |
50.99 |
| 37 |
1982 |
44.72 |
| 38 |
1981 |
47.45 |
| 39 |
1980 |
39.14 |
| 40 |
1979 |
36.51 |
| 41 |
1978 |
35.21 |
| 42 |
1977 |
37.90 |
| 43 |
1976 |
44.46 |
| 44 |
1975 |
43.84 |
| 45 |
1974 |
52.81 |
| 46 |
1972 |
54.82 |
| 47 |
1971 |
47.76 |
| 48 |
1970 |
48.06 |
