| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | -.164 | 125 |
| 2015 | 2.57 | 105 |
| 2014 | -1.644 | 168 |
| 2013 | 1.91 | 130 |
| 2012 | 0.669 | 147 |
| 2011 | 6.445 | 48 |
| 2010 | 7.09 | 47 |
| 2009 | -2.055 | 134 |
| 2008 | 5.129 | 69 |
| 2007 | 9.089 | 51 |
| 2006 | 8.505 | 42 |
| 2005 | 9.101 | 29 |
| 2004 | 6.772 | 63 |
| 2003 | 4.193 | 84 |
| 2002 | -9.162 | 165 |
| 2001 | -4.015 | 162 |
| 2000 | 0.53 | 141 |
| 1999 | -1.626 | 145 |
| 1998 | 4.681 | 57 |
| 1997 | 7.748 | 28 |
| 1996 | 5.489 | 50 |
| 1995 | -1.939 | 116 |
| 1994 | 6.348 | 32 |
| 1993 | 5.793 | 37 |
| 1992 | 9.355 | 13 |
| 1991 | 10.831 | 5 |
| 1990 | -1.171 | 94 |
| 1989 | -4.639 | 100 |
| 1988 | -1.929 | 104 |
| 1987 | 2.627 | 73 |
| 1986 | 5.651 | 29 |