| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 62.44 | 99 |
| 2015 | 62.39 | 99 |
| 2014 | 62.3 | 98 |
| 2013 | 61.87 | 106 |
| 2012 | 61.64 | 107 |
| 2011 | 61.68 | 104 |
| 2010 | 60.44 | 116 |
| 2009 | 57.81 | 132 |
| 2008 | 57.88 | 130 |
| 2007 | 56.53 | 134 |
| 2006 | 55.94 | 137 |
| 2005 | 55.28 | 140 |
| 2004 | 54.71 | 142 |
| 2003 | 54.03 | 149 |
| 2002 | 53.5 | 152 |
| 2001 | 53.87 | 150 |
| 2000 | 54.54 | 148 |
| 1999 | 55.1 | 145 |
| 1998 | 55.14 | 146 |
| 1997 | 54.95 | 147 |
| 1996 | 54.62 | 150 |
| 1995 | 55.13 | 148 |
| 1994 | 56.16 | 141 |
| 1993 | 56.22 | 142 |
| 1992 | 54.95 | 149 |
| 1991 | 53.78 | 153 |
| 1990 | 53.88 | 152 |