| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 22.82 | 152 |
| 2015 | 22.93 | 153 |
| 2014 | 23.03 | 153 |
| 2013 | 23.13 | 154 |
| 2012 | 23.22 | 155 |
| 2011 | 23.31 | 157 |
| 2010 | 23.4 | 157 |
| 2009 | 23.5 | 157 |
| 2008 | 23.59 | 158 |
| 2007 | 23.68 | 158 |
| 2006 | 23.77 | 158 |
| 2005 | 23.87 | 158 |
| 2004 | 23.96 | 159 |
| 2003 | 24.05 | 160 |
| 2002 | 24.22 | 160 |
| 2001 | 24.45 | 160 |
| 2000 | 24.68 | 160 |
| 1999 | 24.91 | 161 |
| 1998 | 25.15 | 161 |
| 1997 | 25.38 | 162 |
| 1996 | 25.57 | 161 |
| 1995 | 25.72 | 161 |
| 1994 | 25.87 | 161 |
| 1993 | 26.02 | 162 |
| 1992 | 26.17 | 162 |
| 1991 | 26.32 | 161 |
| 1990 | 26.64 | 162 |
| 1989 | 27.11 | 161 |
| 1988 | 27.59 | 162 |
| 1987 | 28.08 | 162 |
| 1986 | 28.57 | 161 |