| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 5.78 | 72 |
| 2015 | 5.78 | 72 |
| 2014 | 5.77 | 68 |
| 2013 | 5.76 | 68 |
| 2012 | 5.79 | 65 |
| 2011 | 5.7 | 64 |
| 2010 | 5.84 | 60 |
| 2009 | 5.74 | 60 |
| 2008 | 5.72 | 74 |
| 2007 | 5.72 | 70 |
| 2006 | 5.69 | 63 |
| 2005 | 5.76 | 64 |
| 2004 | 6.03 | 66 |
| 2003 | 5.82 | 58 |
| 2002 | 5.75 | 60 |
| 2001 | 5.78 | 63 |
| 2000 | 5.64 | 61 |
| 1999 | 5.64 | 53 |
| 1998 | 5.71 | 60 |
| 1997 | 5.69 | 60 |
| 1996 | 5.65 | 56 |
| 1995 | 5.61 | 62 |
| 1994 | 5.66 | 61 |
| 1993 | 5.57 | 64 |
| 1992 | 5.61 | 64 |
| 1991 | 5.68 | 63 |