| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2020 | |
| 2 | 2019 | |
| 3 | 2018 | |
| 4 | 2017 | |
| 5 | 2016 | |
| 6 | 2015 | |
| 7 | 2014 | 27.14 |
| 8 | 2013 | 26.61 |
| 9 | 2012 | 26.63 |
| 10 | 2011 | 27.14 |
| 11 | 2010 | 26.35 |
| 12 | 2009 | 25.08 |
| 13 | 2008 | 29.34 |
| 14 | 2007 | 28.69 |
| 15 | 2006 | 28.85 |
| 16 | 2005 | 29.21 |
| 17 | 2004 | 28.39 |
| 18 | 2003 | 27.91 |
| 19 | 2002 | 27.57 |
| 20 | 2001 | 28.45 |
| 21 | 2000 | 29.50 |
| 22 | 1999 | 27.87 |
| 23 | 1998 | 26.83 |
| 24 | 1997 | 27.72 |
