| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 28.63 | 132 |
| 2015 | 27.33 | 140 |
| 2014 | 26.15 | 140 |
| 2013 | 24.49 | 144 |
| 2012 | 24.91 | 143 |
| 2011 | 25.14 | 143 |
| 2010 | 26.7 | 136 |
| 2009 | 27.56 | 138 |
| 2008 | 28.08 | 140 |
| 2007 | 26.35 | 148 |
| 2006 | 24.38 | 156 |
| 2005 | 20.45 | 173 |
| 2004 | 19.82 | 176 |
| 2003 | 19.79 | 175 |
| 2002 | 20.19 | 174 |
| 2001 | 22.05 | 169 |
| 2000 | 23.54 | 168 |
| 1999 | 22.46 | 169 |
| 1998 | 28.19 | 152 |
| 1997 | 28.58 | 150 |
| 1996 | 27.01 | 154 |
| 1995 | 26.77 | 157 |
| 1994 | 27.74 | 153 |
| 1993 | 30.23 | 149 |
| 1992 | 32.99 | 142 |
| 1991 | 33.49 | 141 |