| 序号 |
时间(年) |
数据(单位：%) |
| 1 |
2021 |
|
| 2 |
2020 |
|
| 3 |
2019 |
|
| 4 |
2018 |
|
| 5 |
2017 |
|
| 6 |
2016 |
|
| 7 |
2015 |
63.15 |
| 8 |
2014 |
62.73 |
| 9 |
2013 |
62.16 |
| 10 |
2012 |
61.59 |
| 11 |
2011 |
61.71 |
| 12 |
2010 |
60.70 |
| 13 |
2009 |
60.25 |
| 14 |
2008 |
59.54 |
| 15 |
2007 |
59.19 |
| 16 |
2006 |
58.62 |
| 17 |
2005 |
58.29 |
| 18 |
2004 |
57.86 |
| 19 |
2003 |
57.51 |
| 20 |
2002 |
57.00 |
| 21 |
2001 |
56.85 |
| 22 |
2000 |
56.40 |
| 23 |
1999 |
56.13 |
| 24 |
1998 |
55.88 |
| 25 |
1997 |
55.41 |
| 26 |
1996 |
55.15 |
| 27 |
1995 |
54.86 |
| 28 |
1994 |
54.72 |
| 29 |
1993 |
54.44 |
| 30 |
1992 |
54.24 |
| 31 |
1991 |
54.07 |
| 32 |
1986 |
50.24 |
| 33 |
1985 |
43.79 |
| 34 |
1983 |
44.33 |
| 35 |
1980 |
47.43 |
| 36 |
1978 |
40.78 |
| 37 |
1977 |
40.50 |
| 38 |
1976 |
40.10 |
| 39 |
1975 |
40.38 |
| 40 |
1974 |
41.07 |
| 41 |
1973 |
42.17 |
| 42 |
1972 |
42.56 |
| 43 |
1971 |
42.51 |
