| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 27.14 | 163 |
| 2015 | 27.04 | 163 |
| 2014 | 27 | 163 |
| 2013 | 26.76 | 164 |
| 2012 | 26.56 | 164 |
| 2011 | 26.35 | 164 |
| 2010 | 26.14 | 164 |
| 2009 | 25.8 | 164 |
| 2008 | 25.47 | 165 |
| 2007 | 25.14 | 164 |
| 2006 | 24.82 | 166 |
| 2005 | 24.49 | 167 |
| 2004 | 24.22 | 168 |
| 2003 | 23.91 | 167 |
| 2002 | 23.62 | 168 |
| 2001 | 23.35 | 167 |
| 2000 | 23.1 | 169 |
| 1999 | 22.84 | 169 |
| 1998 | 22.59 | 169 |
| 1997 | 22.33 | 169 |
| 1996 | 22.12 | 170 |
| 1995 | 21.84 | 168 |
| 1994 | 21.64 | 169 |
| 1993 | 21.34 | 169 |
| 1992 | 21.05 | 169 |
| 1991 | 20.87 | 169 |