| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 50.014 | 121 |
| 2015 | 50.007 | 123 |
| 2014 | 49.999 | 124 |
| 2013 | 49.992 | 124 |
| 2012 | 49.984 | 127 |
| 2011 | 49.975 | 132 |
| 2010 | 49.967 | 135 |
| 2009 | 49.958 | 135 |
| 2008 | 49.949 | 134 |
| 2007 | 49.939 | 134 |
| 2006 | 49.929 | 132 |
| 2005 | 49.92 | 133 |
| 2004 | 49.91 | 136 |
| 2003 | 49.9 | 136 |
| 2002 | 49.889 | 138 |
| 2001 | 49.878 | 138 |
| 2000 | 49.866 | 138 |
| 1999 | 49.853 | 140 |
| 1998 | 49.839 | 141 |
| 1997 | 49.824 | 138 |
| 1996 | 49.81 | 140 |
| 1995 | 49.798 | 139 |
| 1994 | 49.786 | 138 |
| 1993 | 49.777 | 138 |
| 1992 | 49.768 | 138 |
| 1991 | 49.761 | 139 |
| 1990 | 49.754 | 139 |
| 1989 | 49.748 | 138 |
| 1988 | 49.743 | 140 |
| 1987 | 49.739 | 140 |
| 1986 | 49.735 | 139 |