| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 1.16 | 104 |
| 2015 | 0.45 | 132 |
| 2014 | -3.09 | 182 |
| 2013 | -.79 | 166 |
| 2012 | 3.14 | 64 |
| 2011 | 9.09 | 10 |
| 2010 | 5.01 | 47 |
| 2009 | 5.57 | 13 |
| 2008 | 3.07 | 81 |
| 2007 | 3.9 | 104 |
| 2006 | -6.33 | 199 |
| 2005 | 8 | 24 |
| 2004 | 7.56 | 34 |
| 2003 | 11.14 | 9 |
| 2002 | -14.7 | 196 |
| 2001 | -11.6 | 196 |
| 2000 | -10.86 | 195 |
| 1999 | 5.55 | 26 |
| 1998 | 11.45 | 8 |
| 1997 | 9.65 | 12 |
| 1996 | -3.22 | 179 |
| 1995 | 2.43 | 90 |