| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 1.961 | 95 |
| 2015 | 4.969 | 47 |
| 2014 | 3.77 | 85 |
| 2013 | 2.236 | 123 |
| 2012 | 3.788 | 96 |
| 2011 | -4.458 | 175 |
| 2010 | 4.99 | 82 |
| 2009 | -2.815 | 144 |
| 2008 | 3.473 | 106 |
| 2007 | 12.68 | 20 |
| 2006 | 4.52 | 114 |
| 2005 | 3.382 | 121 |
| 2004 | 4.952 | 93 |
| 2003 | -1.652 | 155 |
| 2002 | 0.641 | 139 |
| 2001 | -1.343 | 153 |
| 2000 | 2.279 | 127 |
| 1999 | 6.308 | 32 |
| 1998 | 3.601 | 88 |
| 1997 | -3.726 | 145 |
| 1996 | 0.538 | 133 |
| 1995 | 1.73 | 94 |
| 1994 | 0.537 | 99 |
| 1993 | -.554 | 103 |
| 1992 | -2.471 | 111 |
| 1991 | -2.969 | 109 |