| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 48.41 | 149 |
| 2015 | 48.81 | 149 |
| 2014 | 49.86 | 141 |
| 2013 | 49.9 | 142 |
| 2012 | 49.29 | 144 |
| 2011 | 49.52 | 142 |
| 2010 | 48.81 | 144 |
| 2009 | 49.31 | 139 |
| 2008 | 48.9 | 145 |
| 2007 | 49.37 | 143 |
| 2006 | 50.33 | 138 |
| 2005 | 43.73 | 165 |
| 2004 | 47.49 | 147 |
| 2003 | 52.68 | 118 |
| 2002 | 51.93 | 126 |
| 2001 | 45.36 | 160 |
| 2000 | 54.42 | 111 |
| 1999 | 54.4 | 108 |
| 1998 | 49.84 | 141 |
| 1997 | 45.48 | 159 |
| 1996 | 55.15 | 106 |
| 1995 | 48.96 | 143 |
| 1994 | 55.48 | 102 |
| 1993 | 55.89 | 99 |
| 1992 | 55.03 | 106 |
| 1991 | 55.48 | 103 |