| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 39.39 | 177 |
| 2015 | 38.82 | 178 |
| 2014 | 38.1 | 178 |
| 2013 | 37.9 | 178 |
| 2012 | 39.75 | 170 |
| 2011 | 43.5 | 164 |
| 2010 | 46.87 | 152 |
| 2009 | 48.39 | 147 |
| 2008 | 48.98 | 142 |
| 2007 | 48.63 | 146 |
| 2006 | 48.4 | 145 |
| 2005 | 47.61 | 147 |
| 2004 | 47.5 | 146 |
| 2003 | 47.48 | 149 |
| 2002 | 46.82 | 152 |
| 2001 | 46.23 | 155 |
| 2000 | 46.65 | 154 |
| 1999 | 46.39 | 157 |
| 1998 | 46.68 | 153 |
| 1997 | 46.55 | 154 |
| 1996 | 46.7 | 155 |
| 1995 | 46.42 | 157 |
| 1994 | 46.13 | 154 |
| 1993 | 45.88 | 154 |
| 1992 | 46.29 | 157 |
| 1991 | 45.78 | 158 |