| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 51.935 | 20 |
| 2015 | 51.937 | 20 |
| 2014 | 51.937 | 19 |
| 2013 | 51.936 | 19 |
| 2012 | 51.935 | 19 |
| 2011 | 51.937 | 19 |
| 2010 | 51.942 | 19 |
| 2009 | 51.953 | 19 |
| 2008 | 51.968 | 18 |
| 2007 | 51.982 | 18 |
| 2006 | 51.991 | 18 |
| 2005 | 51.99 | 18 |
| 2004 | 51.977 | 17 |
| 2003 | 51.955 | 17 |
| 2002 | 51.926 | 17 |
| 2001 | 51.896 | 19 |
| 2000 | 51.869 | 19 |
| 1999 | 51.843 | 17 |
| 1998 | 51.819 | 18 |
| 1997 | 51.796 | 17 |
| 1996 | 51.773 | 17 |
| 1995 | 51.748 | 17 |
| 1994 | 51.724 | 18 |
| 1993 | 51.701 | 18 |
| 1992 | 51.673 | 18 |
| 1991 | 51.632 | 20 |
| 1990 | 51.572 | 21 |
| 1989 | 51.488 | 23 |
| 1988 | 51.385 | 31 |
| 1987 | 51.279 | 35 |
| 1986 | 51.193 | 41 |