| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 47.84 | 181 |
| 2015 | 46.89 | 181 |
| 2014 | 45.89 | 183 |
| 2013 | 46.07 | 181 |
| 2012 | 48.23 | 178 |
| 2011 | 52.98 | 170 |
| 2010 | 57.25 | 159 |
| 2009 | 59.49 | 153 |
| 2008 | 60.84 | 148 |
| 2007 | 60.78 | 151 |
| 2006 | 60.65 | 150 |
| 2005 | 60.13 | 149 |
| 2004 | 60.23 | 151 |
| 2003 | 60.58 | 146 |
| 2002 | 60.17 | 152 |
| 2001 | 59.77 | 154 |
| 2000 | 60.36 | 152 |
| 1999 | 60.27 | 151 |
| 1998 | 61 | 152 |
| 1997 | 61.37 | 149 |
| 1996 | 61.98 | 147 |
| 1995 | 61.94 | 150 |
| 1994 | 61.94 | 146 |
| 1993 | 61.84 | 145 |
| 1992 | 62.65 | 148 |
| 1991 | 62.74 | 151 |