| 序号 |
时间(年) |
数据(单位：%) |
| 1 |
2025 |
|
| 2 |
2024 |
|
| 3 |
2023 |
|
| 4 |
2022 |
|
| 5 |
2021 |
|
| 6 |
2020 |
|
| 7 |
2019 |
38.22 |
| 8 |
2018 |
38.30 |
| 9 |
2017 |
38.80 |
| 10 |
2016 |
39.54 |
| 11 |
2015 |
39.42 |
| 12 |
2014 |
42.89 |
| 13 |
2013 |
44.21 |
| 14 |
2012 |
44.50 |
| 15 |
2011 |
44.71 |
| 16 |
2010 |
45.91 |
| 17 |
2009 |
43.95 |
| 18 |
2008 |
42.33 |
| 19 |
2007 |
42.82 |
| 20 |
2006 |
42.60 |
| 21 |
2005 |
43.22 |
| 22 |
2004 |
43.75 |
| 23 |
2003 |
43.88 |
| 24 |
2002 |
43.27 |
| 25 |
2001 |
43.77 |
| 26 |
2000 |
38.21 |
| 27 |
1999 |
48.54 |
| 28 |
1998 |
42.62 |
| 29 |
1997 |
47.37 |
| 30 |
1996 |
44.96 |
| 31 |
1995 |
46.33 |
| 32 |
1994 |
49.55 |
| 33 |
1993 |
48.72 |
| 34 |
1992 |
54.94 |
| 35 |
1991 |
51.59 |
| 36 |
1990 |
49.05 |
| 37 |
1989 |
50.06 |
| 38 |
1988 |
50.06 |
| 39 |
1987 |
52.70 |
| 40 |
1986 |
51.76 |
| 41 |
1985 |
55.49 |
| 42 |
1984 |
48.74 |
| 43 |
1983 |
53.30 |
| 44 |
1982 |
54.28 |
| 45 |
1981 |
61.43 |
| 46 |
1980 |
54.68 |
| 47 |
1979 |
65.13 |
| 48 |
1978 |
67.13 |
| 49 |
1977 |
64.47 |
| 50 |
1976 |
68.14 |
| 51 |
1975 |
67.18 |
| 52 |
1974 |
69.76 |
| 53 |
1961 |
66.67 |
| 54 |
1957 |
76.19 |
| 55 |
1956 |
74.09 |
| 56 |
1955 |
73.94 |
| 57 |
1954 |
71.82 |
