| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 65.43 | 112 |
| 2015 | 65.81 | 107 |
| 2014 | 65.44 | 111 |
| 2013 | 65.31 | 111 |
| 2012 | 64.74 | 116 |
| 2011 | 64.28 | 121 |
| 2010 | 63.44 | 126 |
| 2009 | 62.59 | 132 |
| 2008 | 64.81 | 120 |
| 2007 | 63.85 | 133 |
| 2006 | 62.46 | 141 |
| 2005 | 61.6 | 145 |
| 2004 | 60.61 | 147 |
| 2003 | 59.51 | 152 |
| 2002 | 59.93 | 153 |
| 2001 | 61.7 | 147 |
| 2000 | 62.33 | 144 |
| 1999 | 62.47 | 143 |
| 1998 | 63.19 | 137 |
| 1997 | 64.82 | 127 |
| 1996 | 66.38 | 110 |
| 1995 | 67.6 | 105 |
| 1994 | 67.37 | 108 |
| 1993 | 65.38 | 125 |
| 1992 | 63.43 | 144 |
| 1991 | 64.16 | 145 |