| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 48.35 | 87 |
| 2015 | 48.27 | 86 |
| 2014 | 48.3 | 85 |
| 2013 | 48.7 | 81 |
| 2012 | 48.4 | 81 |
| 2011 | 48.02 | 83 |
| 2010 | 47.69 | 87 |
| 2009 | 47.54 | 89 |
| 2008 | 48.51 | 85 |
| 2007 | 48.68 | 84 |
| 2006 | 48.38 | 86 |
| 2005 | 47.91 | 85 |
| 2004 | 47.79 | 82 |
| 2003 | 47.1 | 83 |
| 2002 | 48.31 | 73 |
| 2001 | 47.7 | 76 |
| 2000 | 47.15 | 78 |
| 1999 | 45.49 | 89 |
| 1998 | 44.78 | 88 |
| 1997 | 49 | 69 |
| 1996 | 48.38 | 74 |
| 1995 | 47.71 | 78 |
| 1994 | 46.97 | 76 |
| 1993 | 46.04 | 81 |
| 1992 | 46.08 | 83 |
| 1991 | 46.22 | 83 |