| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 75.33 | 13 |
| 2015 | 75.416 | 18 |
| 2014 | 76.033 | 20 |
| 2013 | 76.168 | 21 |
| 2012 | 75.995 | 22 |
| 2011 | 75.843 | 24 |
| 2010 | 75.188 | 25 |
| 2009 | 75.412 | 25 |
| 2008 | 74.321 | 24 |
| 2007 | 73.31 | 27 |
| 2006 | 72.912 | 28 |
| 2005 | 72.717 | 28 |
| 2004 | 71.631 | 31 |
| 2003 | 71.113 | 33 |
| 2002 | 70.051 | 33 |
| 2001 | 69.119 | 35 |
| 2000 | 68.55 | 33 |
| 1999 | 67.705 | 37 |
| 1998 | 66.988 | 35 |
| 1997 | 66.44 | 39 |
| 1996 | 65.843 | 39 |
| 1995 | 66.408 | 34 |