| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 62.3 | 15 |
| 2015 | 62.81 | 15 |
| 2014 | 63.25 | 14 |
| 2013 | 63.34 | 15 |
| 2012 | 63.23 | 13 |
| 2011 | 63.21 | 13 |
| 2010 | 63.26 | 14 |
| 2009 | 63.06 | 15 |
| 2008 | 62.76 | 18 |
| 2007 | 62.59 | 18 |
| 2006 | 62.56 | 18 |
| 2005 | 62.32 | 18 |
| 2004 | 61.93 | 17 |
| 2003 | 62.05 | 16 |
| 2002 | 61.94 | 17 |
| 2001 | 61.51 | 18 |
| 2000 | 61.31 | 20 |
| 1999 | 64.55 | 16 |
| 1998 | 64.95 | 14 |
| 1997 | 64.16 | 15 |
| 1996 | 65.54 | 15 |
| 1995 | 66.42 | 15 |
| 1994 | 66.77 | 14 |
| 1993 | 67.03 | 14 |
| 1992 | 66.92 | 16 |
| 1991 | 67.23 | 17 |