| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 73.067 | 21 |
| 2015 | 72.045 | 35 |
| 2014 | 70.321 | 46 |
| 2013 | 70.621 | 42 |
| 2012 | 69.34 | 52 |
| 2011 | 69.039 | 50 |
| 2010 | 70.553 | 40 |
| 2009 | 68.624 | 55 |
| 2008 | 69.752 | 42 |
| 2007 | 69.709 | 43 |
| 2006 | 69.146 | 43 |
| 2005 | 70.077 | 36 |
| 2004 | 70.435 | 36 |
| 2003 | 70.458 | 34 |
| 2002 | 69.93 | 35 |
| 2001 | 70.223 | 30 |
| 2000 | 69.866 | 31 |
| 1999 | 69.849 | 28 |
| 1998 | 68.982 | 28 |
| 1997 | 68.831 | 31 |
| 1996 | 67.841 | 32 |
| 1995 | 67.735 | 28 |
| 1994 | 67.262 | 26 |
| 1993 | 67.311 | 24 |
| 1992 | 67.203 | 24 |
| 1991 | 66.313 | 24 |
| 1990 | 64.104 | 28 |