| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 34.75 | 184 |
| 2015 | 34.73 | 184 |
| 2014 | 35.15 | 184 |
| 2013 | 34.92 | 184 |
| 2012 | 35.99 | 183 |
| 2011 | 36.43 | 181 |
| 2010 | 37.13 | 181 |
| 2009 | 37.56 | 182 |
| 2008 | 36.87 | 181 |
| 2007 | 36.87 | 180 |
| 2006 | 35.22 | 182 |
| 2005 | 35.02 | 183 |
| 2004 | 35.57 | 181 |
| 2003 | 34.66 | 182 |
| 2002 | 34.8 | 182 |
| 2001 | 35.27 | 182 |
| 2000 | 36.19 | 182 |
| 1999 | 36.67 | 181 |
| 1998 | 36.66 | 181 |
| 1997 | 36.55 | 182 |
| 1996 | 36.49 | 182 |
| 1995 | 36.07 | 182 |
| 1994 | 34.15 | 183 |
| 1993 | 33.06 | 185 |
| 1992 | 33.4 | 184 |
| 1991 | 34.11 | 183 |