| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 41.11 |
| 8 | 2015 | 41.36 |
| 9 | 2014 | 42.56 |
| 10 | 2013 | 43.23 |
| 11 | 2012 | 47.69 |
| 12 | 2011 | 48.99 |
| 13 | 2010 | 50.37 |
| 14 | 2009 | 53.14 |
| 15 | 2008 | 54.18 |
| 16 | 2007 | 55.71 |
| 17 | 2006 | 56.23 |
| 18 | 2005 | 56.67 |
| 19 | 2004 | 57.78 |
| 20 | 2003 | 58.47 |
| 21 | 2002 | 58.76 |
| 22 | 2001 | 60.21 |
| 23 | 2000 | 60.84 |
| 24 | 1999 | 60.84 |
| 25 | 1998 | 60.75 |
| 26 | 1997 | 59.21 |
| 27 | 1996 | 60.45 |
| 28 | 1995 | 60.96 |
| 29 | 1994 | 60.95 |
| 30 | 1993 | 62.66 |
| 31 | 1992 | 66.61 |
| 32 | 1991 | 68.52 |
| 33 | 1990 | 69.93 |
| 34 | 1989 | 70.56 |
| 35 | 1988 | 70.86 |
| 36 | 1987 | 71.95 |
| 37 | 1986 | 72.79 |
| 38 | 1985 | 73.58 |
| 39 | 1980 | 79.31 |
| 40 | 1979 | 78.73 |
| 41 | 1978 | 78.63 |
