| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2023 | |
| 2 | 2022 | |
| 3 | 2021 | |
| 4 | 2020 | |
| 5 | 2019 | |
| 6 | 2018 | |
| 7 | 2017 | |
| 8 | 2016 | |
| 9 | 2015 | |
| 10 | 2014 | |
| 11 | 2013 | 37.28 |
| 12 | 2012 | 33.18 |
| 13 | 2011 | 32.84 |
| 14 | 2010 | 45.45 |
| 15 | 2009 | 39.01 |
| 16 | 2008 | 33.62 |
| 17 | 2007 | 30.87 |
| 18 | 2006 | 31.19 |
| 19 | 2005 | 37.73 |
| 20 | 2004 | 40.84 |
| 21 | 2003 | 37.60 |
| 22 | 2002 | 37.10 |
| 23 | 2001 | 41.00 |
| 24 | 2000 | 34.50 |
| 25 | 1999 | 36.55 |
| 26 | 1998 | 43.63 |
| 27 | 1997 | 37.75 |
| 28 | 1996 | 37.33 |
| 29 | 1995 | 36.37 |
| 30 | 1980 | 25.88 |
| 31 | 1979 | 25.03 |
| 32 | 1978 | 26.87 |
| 33 | 1977 | 26.48 |
| 34 | 1976 | 27.68 |
| 35 | 1975 | 24.21 |
| 36 | 1974 | 28.56 |
| 37 | 1973 | 20.68 |
| 38 | 1972 | 21.10 |
| 39 | 1971 | 25.87 |
| 40 | 1970 | 31.68 |
| 41 | 1964 | 28.41 |
