| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 48.34 | 33 |
| 2015 | 48.32 | 34 |
| 2014 | 48.32 | 34 |
| 2013 | 48.37 | 32 |
| 2012 | 48.08 | 35 |
| 2011 | 48.56 | 30 |
| 2010 | 48.98 | 25 |
| 2009 | 49.02 | 23 |
| 2008 | 48.98 | 23 |
| 2007 | 48.92 | 22 |
| 2006 | 48.84 | 24 |
| 2005 | 48.75 | 25 |
| 2004 | 49.31 | 14 |
| 2003 | 49.23 | 16 |
| 2002 | 49.22 | 14 |
| 2001 | 48.92 | 17 |
| 2000 | 48.88 | 19 |
| 1999 | 48.82 | 17 |
| 1998 | 48.72 | 18 |
| 1997 | 48.58 | 19 |
| 1996 | 48.47 | 19 |
| 1995 | 48.4 | 20 |
| 1994 | 48.41 | 20 |
| 1993 | 48.47 | 20 |
| 1992 | 48.6 | 19 |
| 1991 | 48.72 | 14 |
| 1990 | 48.81 | 13 |