| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 38.48 | 136 |
| 2015 | 38.48 | 136 |
| 2014 | 38.48 | 137 |
| 2013 | 38.17 | 139 |
| 2012 | 38.75 | 134 |
| 2011 | 38.39 | 136 |
| 2010 | 38.62 | 135 |
| 2009 | 39.42 | 125 |
| 2008 | 39.09 | 126 |
| 2007 | 39.49 | 125 |
| 2006 | 40.1 | 123 |
| 2005 | 39.83 | 125 |
| 2004 | 40.73 | 113 |
| 2003 | 39.31 | 125 |
| 2002 | 38.85 | 128 |
| 2001 | 38.45 | 129 |
| 2000 | 38.08 | 127 |
| 1999 | 37.59 | 129 |
| 1998 | 36.95 | 130 |
| 1997 | 36.57 | 132 |
| 1996 | 36.22 | 132 |
| 1995 | 35.78 | 132 |
| 1994 | 35.34 | 132 |
| 1993 | 34.97 | 132 |
| 1992 | 34.52 | 134 |
| 1991 | 34.09 | 135 |
| 1990 | 33.75 | 137 |