| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 3.356 | 58 |
| 2015 | 2.732 | 98 |
| 2014 | 1.436 | 137 |
| 2013 | -.519 | 160 |
| 2012 | -1.464 | 166 |
| 2011 | 0.665 | 157 |
| 2010 | 1.219 | 145 |
| 2009 | -.99 | 120 |
| 2008 | 2.246 | 127 |
| 2007 | 5.401 | 106 |
| 2006 | 5.073 | 102 |
| 2005 | 4.53 | 99 |
| 2004 | 4.029 | 108 |
| 2003 | 3.293 | 106 |
| 2002 | 3.301 | 90 |
| 2001 | 4.032 | 79 |
| 2000 | 5.614 | 50 |
| 1999 | 3.99 | 73 |
| 1998 | 3.59 | 89 |
| 1997 | 3.098 | 101 |
| 1996 | 2.299 | 108 |