| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 65.77 | 107 |
| 2015 | 65.32 | 114 |
| 2014 | 64.85 | 119 |
| 2013 | 64.13 | 123 |
| 2012 | 63.63 | 127 |
| 2011 | 63.58 | 128 |
| 2010 | 63.66 | 123 |
| 2009 | 64.26 | 119 |
| 2008 | 65.86 | 113 |
| 2007 | 65.56 | 114 |
| 2006 | 64.67 | 120 |
| 2005 | 64.45 | 121 |
| 2004 | 63.76 | 126 |
| 2003 | 64.85 | 120 |
| 2002 | 65.43 | 114 |
| 2001 | 64.86 | 124 |
| 2000 | 64.75 | 126 |
| 1999 | 65.47 | 116 |
| 1998 | 67.47 | 104 |
| 1997 | 68.35 | 99 |
| 1996 | 68.87 | 97 |
| 1995 | 68.92 | 98 |
| 1994 | 68.78 | 97 |
| 1993 | 68.78 | 101 |
| 1992 | 69.09 | 101 |
| 1991 | 69.46 | 100 |