| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 49.573 | 152 |
| 2015 | 49.637 | 149 |
| 2014 | 49.71 | 145 |
| 2013 | 49.793 | 140 |
| 2012 | 49.875 | 139 |
| 2011 | 49.939 | 135 |
| 2010 | 49.975 | 133 |
| 2009 | 49.978 | 132 |
| 2008 | 49.954 | 133 |
| 2007 | 49.917 | 136 |
| 2006 | 49.893 | 136 |
| 2005 | 49.898 | 136 |
| 2004 | 49.934 | 131 |
| 2003 | 49.996 | 128 |
| 2002 | 50.081 | 125 |
| 2001 | 50.179 | 116 |
| 2000 | 50.283 | 108 |
| 1999 | 50.393 | 101 |
| 1998 | 50.506 | 89 |
| 1997 | 50.614 | 77 |
| 1996 | 50.704 | 73 |
| 1995 | 50.771 | 64 |
| 1994 | 50.812 | 62 |
| 1993 | 50.831 | 59 |
| 1992 | 50.817 | 60 |
| 1991 | 50.761 | 64 |
| 1990 | 50.662 | 73 |
| 1989 | 50.513 | 90 |
| 1988 | 50.324 | 106 |
| 1987 | 50.123 | 120 |
| 1986 | 49.942 | 130 |