| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 64.45 | 83 |
| 2015 | 64.53 | 83 |
| 2014 | 64.58 | 83 |
| 2013 | 64.53 | 83 |
| 2012 | 64.12 | 87 |
| 2011 | 63.86 | 85 |
| 2010 | 63.53 | 91 |
| 2009 | 63.49 | 92 |
| 2008 | 64.01 | 88 |
| 2007 | 63.96 | 89 |
| 2006 | 63.93 | 89 |
| 2005 | 63.67 | 87 |
| 2004 | 62.6 | 92 |
| 2003 | 62.92 | 88 |
| 2002 | 62.97 | 86 |
| 2001 | 63.03 | 87 |
| 2000 | 62.89 | 88 |
| 1999 | 61.99 | 90 |
| 1998 | 61.69 | 92 |
| 1997 | 62.19 | 92 |
| 1996 | 63.05 | 87 |
| 1995 | 62.99 | 87 |
| 1994 | 62.64 | 90 |
| 1993 | 63.32 | 81 |
| 1992 | 64.83 | 76 |
| 1991 | 66.32 | 59 |
| 1990 | 66.73 | 57 |