| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2018 | |
| 5 | 2017 | |
| 6 | 2016 | |
| 7 | 2015 | 19.81 |
| 8 | 2014 | 19.90 |
| 9 | 2013 | 19.60 |
| 10 | 2012 | 19.42 |
| 11 | 2011 | 19.51 |
| 12 | 2010 | 19.25 |
| 13 | 2009 | 19.24 |
| 14 | 2008 | 18.15 |
| 15 | 2007 | 14.91 |
| 16 | 2006 | 16.11 |
| 17 | 2005 | 16.22 |
| 18 | 2004 | 17.23 |
| 19 | 2003 | 13.22 |
| 20 | 2002 | 13.33 |
| 21 | 2001 | 16.46 |
| 22 | 2000 | 16.49 |
| 23 | 1999 | 15.61 |
| 24 | 1998 | 16.12 |
| 25 | 1993 | 13.40 |
| 26 | 1992 | 13.41 |
| 27 | 1991 | 13.45 |
| 28 | 1990 | 14.22 |
| 29 | 1989 | 14.00 |
| 30 | 1988 | 13.42 |
| 31 | 1987 | 13.59 |
