| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 42.72 | 107 |
| 2015 | 43.62 | 109 |
| 2014 | 44.52 | 111 |
| 2013 | 45.48 | 113 |
| 2012 | 46.47 | 115 |
| 2011 | 47.42 | 115 |
| 2010 | 48.27 | 115 |
| 2009 | 49.19 | 115 |
| 2008 | 50.06 | 114 |
| 2007 | 50.89 | 114 |
| 2006 | 51.7 | 114 |
| 2005 | 52.5 | 113 |
| 2004 | 53.44 | 111 |
| 2003 | 54.39 | 109 |
| 2002 | 55.32 | 108 |
| 2001 | 56.23 | 107 |
| 2000 | 57.07 | 106 |
| 1999 | 58.11 | 104 |
| 1998 | 59.12 | 104 |
| 1997 | 60.09 | 104 |
| 1996 | 60.97 | 103 |
| 1995 | 61.76 | 103 |
| 1994 | 62.64 | 102 |
| 1993 | 63.41 | 99 |
| 1992 | 64.06 | 98 |
| 1991 | 64.62 | 97 |
| 1990 | 65.12 | 97 |
| 1989 | 65.75 | 96 |
| 1988 | 66.34 | 95 |
| 1987 | 66.85 | 95 |
| 1986 | 67.2 | 94 |