| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2015 | 1.43 | 130 |
| 2014 | 2.677 | 106 |
| 2013 | 2.348 | 117 |
| 2012 | 1.706 | 133 |
| 2011 | 0.534 | 160 |
| 2010 | 1.805 | 136 |
| 2009 | -.238 | 108 |
| 2008 | 2.011 | 129 |
| 2007 | 4.235 | 128 |
| 2006 | 3.678 | 126 |
| 2005 | 2.845 | 129 |
| 2004 | 3.181 | 123 |
| 2003 | 0.33 | 147 |
| 2002 | -.165 | 149 |
| 2001 | 0.91 | 138 |
| 2000 | 4.671 | 82 |
| 1999 | 1.677 | 115 |
| 1998 | 3.681 | 86 |
| 1997 | 2.645 | 111 |
| 1996 | 1.549 | 120 |
| 1995 | 0.691 | 104 |
| 1994 | 0.349 | 101 |
| 1993 | -.022 | 99 |
| 1992 | 0.343 | 102 |
| 1991 | -1.049 | 101 |