| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 5.34 | 30 |
| 2015 | 5.31 | 30 |
| 2014 | 5.32 | 29 |
| 2013 | 5.33 | 30 |
| 2012 | 5.33 | 30 |
| 2011 | 5.32 | 29 |
| 2010 | 5.3 | 28 |
| 2009 | 5.33 | 24 |
| 2008 | 5.35 | 25 |
| 2007 | 5.37 | 25 |
| 2006 | 5.37 | 25 |
| 2005 | 5.35 | 26 |
| 2004 | 5.36 | 26 |
| 2003 | 5.35 | 26 |
| 2002 | 5.33 | 24 |
| 2001 | 5.3 | 22 |
| 2000 | 5.27 | 20 |
| 1999 | 5.29 | 19 |
| 1998 | 5.32 | 22 |
| 1997 | 5.35 | 23 |
| 1996 | 5.37 | 24 |
| 1995 | 5.37 | 24 |
| 1994 | 5.49 | 30 |
| 1993 | 5.57 | 30 |
| 1992 | 5.61 | 33 |
| 1991 | 5.62 | 36 |
| 1990 | 5.6 | 35 |
| 1989 | 5.7 | 40 |
| 1988 | 5.78 | 43 |
| 1987 | 5.82 | 42 |
| 1986 | 5.84 | 43 |