| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2015 | 60.455 | 87 |
| 2014 | 60.497 | 89 |
| 2013 | 58.983 | 97 |
| 2012 | 60.72 | 86 |
| 2011 | 59.816 | 91 |
| 2010 | 61.374 | 87 |
| 2009 | 61.733 | 84 |
| 2008 | 61.014 | 81 |
| 2007 | 61.712 | 79 |
| 2006 | 59.238 | 86 |
| 2005 | 58.739 | 85 |
| 2004 | 55.843 | 99 |
| 2003 | 54.71 | 101 |
| 2002 | 52.653 | 112 |
| 2001 | 47.083 | 126 |
| 2000 | 46.606 | 120 |
| 1999 | 48.706 | 112 |
| 1998 | 49.648 | 108 |
| 1997 | 48.729 | 107 |
| 1996 | 45.548 | 113 |
| 1995 | 43.611 | 120 |