| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 40.61 | 119 |
| 2015 | 40.64 | 118 |
| 2014 | 40.67 | 117 |
| 2013 | 40.57 | 117 |
| 2012 | 40.45 | 118 |
| 2011 | 40.25 | 120 |
| 2010 | 39.92 | 122 |
| 2009 | 39.59 | 124 |
| 2008 | 39.18 | 125 |
| 2007 | 38.75 | 129 |
| 2006 | 38.33 | 131 |
| 2005 | 37.91 | 133 |
| 2004 | 37.6 | 133 |
| 2003 | 37.33 | 133 |
| 2002 | 37.07 | 133 |
| 2001 | 36.76 | 135 |
| 2000 | 36.39 | 137 |
| 1999 | 35.9 | 137 |
| 1998 | 35.39 | 136 |
| 1997 | 34.87 | 137 |
| 1996 | 34.46 | 137 |
| 1995 | 34.23 | 135 |
| 1994 | 34.33 | 135 |
| 1993 | 34.57 | 133 |
| 1992 | 34.98 | 132 |
| 1991 | 35.41 | 127 |
| 1990 | 35.71 | 125 |