| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 35.51 | 160 |
| 2015 | 35.32 | 160 |
| 2014 | 35.12 | 160 |
| 2013 | 34.88 | 160 |
| 2012 | 34.63 | 161 |
| 2011 | 34.39 | 162 |
| 2010 | 34.15 | 162 |
| 2009 | 33.74 | 161 |
| 2008 | 33.34 | 161 |
| 2007 | 32.95 | 162 |
| 2006 | 32.56 | 162 |
| 2005 | 32.19 | 163 |
| 2004 | 31.82 | 164 |
| 2003 | 31.46 | 165 |
| 2002 | 31.11 | 165 |
| 2001 | 30.77 | 166 |
| 2000 | 30.44 | 166 |
| 1999 | 30.11 | 166 |
| 1998 | 29.79 | 166 |
| 1997 | 29.48 | 166 |
| 1996 | 29.16 | 167 |
| 1995 | 28.85 | 166 |
| 1994 | 28.53 | 166 |
| 1993 | 28.21 | 165 |
| 1992 | 27.89 | 165 |
| 1991 | 27.57 | 165 |
| 1990 | 27.24 | 165 |