| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 56.51 | 107 |
| 2015 | 56.79 | 104 |
| 2014 | 56.84 | 102 |
| 2013 | 57.73 | 95 |
| 2012 | 57.98 | 94 |
| 2011 | 57.89 | 92 |
| 2010 | 57.6 | 93 |
| 2009 | 57.55 | 96 |
| 2008 | 58.12 | 96 |
| 2007 | 57.54 | 98 |
| 2006 | 56.51 | 105 |
| 2005 | 55.64 | 104 |
| 2004 | 54.96 | 107 |
| 2003 | 56.35 | 97 |
| 2002 | 56.06 | 97 |
| 2001 | 56 | 103 |
| 2000 | 55.57 | 99 |
| 1999 | 55.65 | 100 |
| 1998 | 55.01 | 102 |
| 1997 | 55.34 | 102 |
| 1996 | 55.27 | 105 |
| 1995 | 56.41 | 96 |
| 1994 | 56.52 | 95 |
| 1993 | 54.54 | 109 |
| 1992 | 54.76 | 115 |
| 1991 | 54.17 | 116 |