| 序号 |
时间(年) |
数据(单位：%) |
| 1 |
2025 |
|
| 2 |
2024 |
|
| 3 |
2023 |
|
| 4 |
2022 |
|
| 5 |
2021 |
|
| 6 |
2020 |
|
| 7 |
2019 |
|
| 8 |
2018 |
|
| 9 |
2017 |
|
| 10 |
2016 |
|
| 11 |
2015 |
27.41 |
| 12 |
2014 |
26.85 |
| 13 |
2013 |
26.72 |
| 14 |
2012 |
26.91 |
| 15 |
2011 |
25.67 |
| 16 |
2010 |
26.15 |
| 17 |
2009 |
29.69 |
| 18 |
2008 |
31.53 |
| 19 |
2007 |
30.11 |
| 20 |
2006 |
31.99 |
| 21 |
2005 |
30.31 |
| 22 |
2004 |
29.26 |
| 23 |
2003 |
29.25 |
| 24 |
2002 |
28.21 |
| 25 |
2001 |
28.56 |
| 26 |
1988 |
32.70 |
| 27 |
1987 |
33.25 |
| 28 |
1986 |
30.18 |
| 29 |
1985 |
29.69 |
| 30 |
1984 |
28.66 |
| 31 |
1983 |
28.31 |
| 32 |
1982 |
30.51 |
| 33 |
1981 |
30.05 |
| 34 |
1980 |
29.32 |
| 35 |
1979 |
29.16 |
| 36 |
1978 |
28.21 |
| 37 |
1977 |
29.60 |
| 38 |
1976 |
27.56 |
| 39 |
1975 |
27.98 |
| 40 |
1974 |
28.36 |
| 41 |
1973 |
26.05 |
| 42 |
1972 |
24.47 |
