| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 48.82 | 22 |
| 2015 | 48.75 | 26 |
| 2014 | 48.66 | 28 |
| 2013 | 48.54 | 29 |
| 2012 | 48.25 | 34 |
| 2011 | 47.79 | 36 |
| 2010 | 48.2 | 35 |
| 2009 | 47.77 | 37 |
| 2008 | 47.24 | 44 |
| 2007 | 47.11 | 46 |
| 2006 | 46.74 | 50 |
| 2005 | 46.59 | 52 |
| 2004 | 46.13 | 58 |
| 2003 | 46 | 61 |
| 2002 | 45.67 | 66 |
| 2001 | 45.52 | 66 |
| 2000 | 45.38 | 65 |
| 1999 | 45.12 | 67 |
| 1998 | 44.93 | 68 |
| 1997 | 45.11 | 65 |
| 1996 | 44.75 | 69 |
| 1995 | 44.48 | 72 |
| 1994 | 44.28 | 73 |
| 1993 | 44.04 | 74 |
| 1992 | 43.55 | 75 |
| 1991 | 43.73 | 74 |
| 1990 | 42.93 | 76 |