| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2016 | |
| 2 | 2015 | |
| 3 | 2014 | |
| 4 | 2013 | |
| 5 | 2012 | |
| 6 | 2011 | |
| 7 | 2010 | 24.54 |
| 8 | 2009 | 29.12 |
| 9 | 2008 | 27.11 |
| 10 | 2007 | 27.42 |
| 11 | 2006 | 27.51 |
| 12 | 2005 | 40.03 |
| 13 | 2004 | 50.35 |
| 14 | 2003 | 46.43 |
| 15 | 2002 | 45.40 |
