| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2015 | 4.37 | 63 |
| 2014 | 5.56 | 51 |
| 2013 | 4.38 | 60 |
| 2012 | 4.85 | 65 |
| 2011 | 3.83 | 86 |
| 2010 | 3.48 | 85 |
| 2009 | 4.75 | 68 |
| 2008 | 4.98 | 89 |
| 2007 | 2.17 | 149 |
| 2006 | 2.64 | 126 |
| 2005 | 3.45 | 89 |
| 2004 | 4.05 | 70 |
| 2003 | 1.53 | 124 |
| 2002 | 0.02 | 175 |
| 2001 | -2 | 178 |
| 2000 | 5.49 | 45 |
| 1999 | -3.36 | 176 |
| 1998 | 3.27 | 72 |
| 1997 | -5.84 | 177 |
| 1996 | -8.59 | 174 |
| 1995 | -6.34 | 171 |
| 1994 | -2.38 | 159 |
| 1993 | -2.6 | 155 |
| 1992 | 2.27 | 37 |
| 1991 | -1.01 | 146 |
| 1990 | 1.23 | 58 |
| 1989 | -.73 | 135 |
| 1988 | 3.46 | 19 |
| 1987 | 2.74 | 22 |
| 1986 | 3.24 | 16 |