| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 44.82 | 117 |
| 2015 | 44.81 | 114 |
| 2014 | 44.83 | 112 |
| 2013 | 44.09 | 116 |
| 2012 | 44.39 | 113 |
| 2011 | 44.14 | 110 |
| 2010 | 44.36 | 107 |
| 2009 | 44.46 | 106 |
| 2008 | 45.32 | 103 |
| 2007 | 45.51 | 98 |
| 2006 | 45.4 | 94 |
| 2005 | 44.32 | 102 |
| 2004 | 46.12 | 89 |
| 2003 | 46.59 | 87 |
| 2002 | 46.81 | 84 |
| 2001 | 53.24 | 57 |
| 2000 | 54.21 | 49 |
| 1999 | 55.3 | 44 |
| 1998 | 55.29 | 43 |
| 1997 | 56.08 | 37 |
| 1996 | 52.68 | 53 |
| 1995 | 53.19 | 46 |
| 1994 | 51.46 | 55 |
| 1993 | 49.69 | 62 |
| 1992 | 48.1 | 74 |
| 1991 | 48.19 | 73 |