| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 47.56 | 93 |
| 2015 | 47.5 | 93 |
| 2014 | 47.36 | 93 |
| 2013 | 46.17 | 99 |
| 2012 | 46.33 | 97 |
| 2011 | 46.38 | 94 |
| 2010 | 45.85 | 100 |
| 2009 | 46.5 | 94 |
| 2008 | 46.97 | 93 |
| 2007 | 46.12 | 95 |
| 2006 | 45.08 | 97 |
| 2005 | 44.61 | 99 |
| 2004 | 43.2 | 106 |
| 2003 | 42.88 | 108 |
| 2002 | 44.59 | 96 |
| 2001 | 44.99 | 95 |
| 2000 | 42.05 | 111 |
| 1999 | 41.13 | 110 |
| 1998 | 41.92 | 105 |
| 1997 | 40.11 | 112 |
| 1996 | 36.94 | 125 |
| 1995 | 36.32 | 126 |
| 1994 | 34.15 | 135 |
| 1993 | 33.46 | 136 |
| 1992 | 34.6 | 131 |
| 1991 | 34.53 | 130 |