| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 64.47 | 28 |
| 2015 | 64.3 | 28 |
| 2014 | 64.09 | 28 |
| 2013 | 63.82 | 28 |
| 2012 | 63.74 | 28 |
| 2011 | 60.79 | 35 |
| 2010 | 62.96 | 29 |
| 2009 | 64.52 | 25 |
| 2008 | 65.06 | 24 |
| 2007 | 63.14 | 29 |
| 2006 | 62.58 | 31 |
| 2005 | 61.26 | 31 |
| 2004 | 61.9 | 31 |
| 2003 | 62.17 | 30 |
| 2002 | 65.21 | 24 |
| 2001 | 64.4 | 27 |
| 2000 | 66.12 | 21 |
| 1999 | 65.4 | 21 |
| 1998 | 65.79 | 21 |
| 1997 | 64.64 | 24 |
| 1996 | 63.63 | 28 |
| 1995 | 61.98 | 29 |
| 1994 | 61.2 | 29 |
| 1993 | 60.2 | 32 |
| 1992 | 60.57 | 29 |
| 1991 | 60.82 | 30 |