| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 45.94 | 108 |
| 2015 | 45.34 | 112 |
| 2014 | 44.49 | 115 |
| 2013 | 43.4 | 122 |
| 2012 | 43.47 | 120 |
| 2011 | 43.36 | 118 |
| 2010 | 43.44 | 113 |
| 2009 | 43.29 | 114 |
| 2008 | 43.01 | 117 |
| 2007 | 41.54 | 125 |
| 2006 | 39.63 | 133 |
| 2005 | 38.39 | 133 |
| 2004 | 38.2 | 134 |
| 2003 | 38.3 | 128 |
| 2002 | 38.21 | 130 |
| 2001 | 39.26 | 120 |
| 2000 | 40.21 | 114 |
| 1999 | 42.37 | 107 |
| 1998 | 43.7 | 96 |
| 1997 | 43.4 | 97 |
| 1996 | 43.56 | 95 |
| 1995 | 43.67 | 93 |
| 1994 | 44.1 | 92 |
| 1993 | 44.94 | 89 |
| 1992 | 45.84 | 85 |
| 1991 | 47.11 | 82 |