| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | -10.95 | 134 |
| 2015 | -7.23 | 155 |
| 2014 | -7.58 | 168 |
| 2013 | -8.61 | 171 |
| 2012 | -17.03 | 173 |
| 2011 | 22.77 | 2 |
| 2010 | -4.2 | 140 |
| 2009 | 3.15 | 78 |
| 2008 | 12.45 | 20 |
| 2007 | 24.63 | 3 |
| 2006 | 1.82 | 100 |
| 2005 | -21.3 | 166 |
| 2004 | 8.58 | 39 |
| 2003 | 12.91 | 11 |
| 2002 | -17.64 | 164 |
| 2001 | -16.57 | 164 |
| 2000 | -15.62 | 157 |
| 1999 | -2.04 | 130 |
| 1998 | 11.9 | 13 |
| 1997 | -11.56 | 149 |
| 1996 | 16.77 | 14 |
| 1995 | 3.21 | 70 |