| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 45.357 | 113 |
| 2015 | 47.609 | 138 |
| 2014 | 50.33 | 132 |
| 2013 | 50.514 | 131 |
| 2012 | 50.189 | 132 |
| 2011 | 49.685 | 131 |
| 2010 | 51.376 | 124 |
| 2009 | 52.873 | 116 |
| 2008 | 54.212 | 107 |
| 2007 | 54.917 | 106 |
| 2006 | 54.968 | 101 |
| 2005 | 53.709 | 109 |
| 2004 | 53.729 | 110 |
| 2003 | 53.395 | 108 |
| 2002 | 53.457 | 107 |
| 2001 | 51.447 | 110 |
| 2000 | 50.716 | 109 |
| 1999 | 50.812 | 107 |
| 1998 | 51.273 | 98 |
| 1997 | 51.321 | 99 |
| 1996 | 50.933 | 95 |
| 1995 | 52.849 | 90 |
| 1994 | 49.433 | 83 |
| 1993 | 51.582 | 66 |
| 1992 | 52.884 | 61 |
| 1991 | 52.185 | 55 |
| 1990 | 51.444 | 55 |
| 1989 | 50.783 | 47 |
| 1988 | 50.503 | 48 |
| 1987 | 49.958 | 56 |
| 1986 | 48.379 | 59 |