| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 62.05 | 102 |
| 2015 | 61.96 | 105 |
| 2014 | 61.75 | 107 |
| 2013 | 61.49 | 108 |
| 2012 | 61.19 | 109 |
| 2011 | 60.89 | 109 |
| 2010 | 60.64 | 110 |
| 2009 | 60.53 | 113 |
| 2008 | 60.46 | 114 |
| 2007 | 60.45 | 115 |
| 2006 | 60.48 | 112 |
| 2005 | 60.51 | 111 |
| 2004 | 60.56 | 108 |
| 2003 | 60.62 | 106 |
| 2002 | 60.66 | 104 |
| 2001 | 60.65 | 107 |
| 2000 | 60.51 | 108 |
| 1999 | 60.26 | 113 |
| 1998 | 59.94 | 115 |
| 1997 | 59.76 | 116 |
| 1996 | 60.02 | 114 |
| 1995 | 60.15 | 113 |
| 1994 | 60.24 | 106 |
| 1993 | 60.42 | 108 |
| 1992 | 60.42 | 105 |
| 1991 | 60.33 | 104 |
| 1990 | 60.16 | 106 |