| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 49.53 | 62 |
| 2015 | 49.17 | 63 |
| 2014 | 48.91 | 62 |
| 2013 | 48.67 | 63 |
| 2012 | 48.47 | 64 |
| 2011 | 48.32 | 64 |
| 2010 | 48.18 | 63 |
| 2009 | 48.01 | 61 |
| 2008 | 47.88 | 58 |
| 2007 | 47.75 | 52 |
| 2006 | 47.6 | 45 |
| 2005 | 47.43 | 42 |
| 2004 | 47.4 | 38 |
| 2003 | 47.33 | 37 |
| 2002 | 47.27 | 35 |
| 2001 | 47.33 | 34 |
| 2000 | 47.53 | 34 |
| 1999 | 47.84 | 31 |
| 1998 | 48.33 | 32 |
| 1997 | 48.84 | 37 |
| 1996 | 49.12 | 33 |
| 1995 | 49.05 | 32 |
| 1994 | 48.86 | 25 |
| 1993 | 48.36 | 23 |
| 1992 | 47.71 | 20 |
| 1991 | 47.13 | 19 |
| 1990 | 46.74 | 16 |
| 1989 | 46.63 | 15 |
| 1988 | 46.64 | 16 |
| 1987 | 46.79 | 15 |
| 1986 | 47.11 | 16 |