| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 46.74 | 59 |
| 2015 | 46.82 | 59 |
| 2014 | 46.89 | 59 |
| 2013 | 46.81 | 57 |
| 2012 | 46.88 | 54 |
| 2011 | 46.95 | 50 |
| 2010 | 47.02 | 48 |
| 2009 | 47.12 | 46 |
| 2008 | 47.2 | 45 |
| 2007 | 47.43 | 41 |
| 2006 | 47.67 | 36 |
| 2005 | 47.92 | 35 |
| 2004 | 48.18 | 32 |
| 2003 | 48.47 | 30 |
| 2002 | 48.76 | 24 |
| 2001 | 49.01 | 16 |
| 2000 | 49.21 | 14 |
| 1999 | 49.23 | 13 |
| 1998 | 48.97 | 13 |
| 1997 | 48.71 | 16 |
| 1996 | 48.49 | 18 |
| 1995 | 48.33 | 21 |
| 1994 | 48.22 | 22 |
| 1993 | 48.17 | 23 |
| 1992 | 48.12 | 24 |
| 1991 | 48.17 | 23 |
| 1990 | 48.23 | 23 |