| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 52.38 | 158 |
| 2015 | 52.31 | 158 |
| 2014 | 52.26 | 158 |
| 2013 | 51.83 | 160 |
| 2012 | 50.75 | 163 |
| 2011 | 49.91 | 164 |
| 2010 | 49.27 | 166 |
| 2009 | 48.85 | 167 |
| 2008 | 49 | 167 |
| 2007 | 49 | 167 |
| 2006 | 48.42 | 170 |
| 2005 | 48.52 | 173 |
| 2004 | 48.14 | 172 |
| 2003 | 49.58 | 169 |
| 2002 | 50.01 | 168 |
| 2001 | 50.49 | 168 |
| 2000 | 49.91 | 168 |
| 1999 | 49.95 | 170 |
| 1998 | 49.88 | 170 |
| 1997 | 49.83 | 170 |
| 1996 | 50 | 168 |
| 1995 | 50.03 | 168 |
| 1994 | 50.12 | 170 |
| 1993 | 50.57 | 165 |
| 1992 | 50.8 | 165 |
| 1991 | 51.01 | 163 |
| 1990 | 50.94 | 164 |