| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 54.086 | 2 |
| 2015 | 54.103 | 2 |
| 2014 | 54.126 | 2 |
| 2013 | 54.152 | 2 |
| 2012 | 54.177 | 2 |
| 2011 | 54.197 | 2 |
| 2010 | 54.208 | 1 |
| 2009 | 54.209 | 1 |
| 2008 | 54.201 | 1 |
| 2007 | 54.187 | 1 |
| 2006 | 54.17 | 1 |
| 2005 | 54.152 | 1 |
| 2004 | 54.131 | 1 |
| 2003 | 54.109 | 1 |
| 2002 | 54.086 | 1 |
| 2001 | 54.065 | 1 |
| 2000 | 54.048 | 1 |
| 1999 | 54.038 | 1 |
| 1998 | 54.035 | 1 |
| 1997 | 54.026 | 1 |
| 1996 | 53.993 | 1 |
| 1995 | 53.927 | 1 |
| 1994 | 53.821 | 1 |
| 1993 | 53.687 | 1 |
| 1992 | 53.552 | 1 |
| 1991 | 53.451 | 2 |
| 1990 | 53.407 | 2 |
| 1989 | 53.429 | 2 |
| 1988 | 53.505 | 2 |
| 1987 | 53.615 | 2 |
| 1986 | 53.727 | 2 |