| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2015 | 1.063 | 140 |
| 2014 | -.455 | 162 |
| 2013 | 0.402 | 149 |
| 2012 | 0.426 | 151 |
| 2011 | 0.483 | 161 |
| 2010 | 0.228 | 157 |
| 2009 | -2.369 | 139 |
| 2008 | 4.462 | 83 |
| 2007 | 7.555 | 71 |
| 2006 | 4.976 | 104 |
| 2005 | 9.309 | 28 |
| 2004 | 8.07 | 42 |
| 2003 | 4.713 | 70 |
| 2002 | 5.674 | 48 |
| 2001 | -1.569 | 154 |
| 2000 | 13.613 | 5 |
| 1999 | -8.717 | 155 |
| 1998 | -.885 | 139 |
| 1997 | 6.118 | 47 |
| 1996 | 2.79 | 99 |