| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2014 | 71.44 | 37 |
| 2013 | 70.094 | 44 |
| 2012 | 71.048 | 39 |
| 2011 | 70.211 | 42 |
| 2010 | 69.853 | 47 |
| 2009 | 70.677 | 44 |
| 2008 | 69.514 | 45 |
| 2007 | 68.617 | 49 |
| 2006 | 69.71 | 37 |
| 2005 | 69.321 | 39 |
| 2004 | 68.841 | 39 |
| 2003 | 68.795 | 42 |
| 2002 | 68.024 | 43 |
| 2001 | 66.644 | 46 |
| 2000 | 66.354 | 47 |
| 1999 | 67.395 | 38 |
| 1998 | 68.011 | 31 |
| 1997 | 66.667 | 37 |
| 1996 | 65.962 | 37 |
| 1995 | 65.257 | 40 |
| 1994 | 64.32 | 35 |
| 1993 | 64.182 | 34 |
| 1992 | 64.836 | 30 |
| 1991 | 64.628 | 28 |
| 1990 | 64.975 | 25 |
| 1989 | 62.954 | 23 |
| 1988 | 63.577 | 17 |
| 1987 | 62.581 | 24 |
| 1986 | 61.142 | 23 |