| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2018 | |
| 5 | 2017 | |
| 6 | 2016 | |
| 7 | 2015 | |
| 8 | 2014 | |
| 9 | 2013 | |
| 10 | 2012 | |
| 11 | 2011 | 65.01 |
| 12 | 2010 | 67.01 |
| 13 | 2009 | 67.70 |
| 14 | 2008 | 70.78 |
| 15 | 2007 | 71.12 |
| 16 | 2006 | 70.57 |
| 17 | 2005 | 70.67 |
| 18 | 2004 | 70.88 |
| 19 | 2003 | 70.66 |
| 20 | 2002 | 70.32 |
| 21 | 2001 | 70.66 |
| 22 | 2000 | 70.18 |
| 23 | 1999 | 69.16 |
| 24 | 1995 | 72.52 |
| 25 | 1992 | 72.02 |
| 26 | 1991 | 75.51 |
| 27 | 1990 | 75.27 |
| 28 | 1989 | 73.82 |
| 29 | 1988 | 72.29 |
| 30 | 1987 | 52.82 |
| 31 | 1985 | 51.76 |
| 32 | 1978 | 36.60 |
| 33 | 1977 | 35.75 |
