| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 3.569 | 54 |
| 2015 | 3.314 | 81 |
| 2014 | 3.451 | 88 |
| 2013 | 2.616 | 111 |
| 2012 | 1.645 | 134 |
| 2011 | 3.22 | 104 |
| 2010 | 3.029 | 112 |
| 2009 | -1.693 | 128 |
| 2008 | 1.368 | 140 |
| 2007 | 2.551 | 148 |
| 2006 | 3.924 | 122 |
| 2005 | 2.632 | 132 |
| 2004 | 2.878 | 130 |
| 2003 | 2.355 | 120 |
| 2002 | 1.301 | 127 |
| 2001 | 1.517 | 127 |
| 2000 | 4.578 | 85 |
| 1999 | 3.781 | 77 |
| 1998 | 3.79 | 82 |
| 1997 | 2.626 | 112 |
| 1996 | 1.511 | 122 |
| 1995 | 3.234 | 73 |
| 1994 | 3.002 | 72 |
| 1993 | -1.923 | 110 |
| 1992 | -.619 | 105 |
| 1991 | -.243 | 94 |
| 1990 | 2.125 | 75 |
| 1989 | 2.894 | 67 |
| 1988 | 2.984 | 65 |
| 1987 | 3.413 | 65 |
| 1986 | 2.407 | 72 |