| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 21.25 | 158 |
| 2015 | 21.45 | 158 |
| 2014 | 21.64 | 159 |
| 2013 | 21.83 | 159 |
| 2012 | 22.01 | 159 |
| 2011 | 22.19 | 160 |
| 2010 | 22.36 | 160 |
| 2009 | 22.52 | 160 |
| 2008 | 22.68 | 161 |
| 2007 | 22.83 | 161 |
| 2006 | 22.97 | 161 |
| 2005 | 23.1 | 161 |
| 2004 | 23.23 | 162 |
| 2003 | 23.35 | 162 |
| 2002 | 23.46 | 163 |
| 2001 | 23.56 | 163 |
| 2000 | 23.65 | 164 |
| 1999 | 23.74 | 165 |
| 1998 | 23.82 | 165 |
| 1997 | 23.89 | 165 |
| 1996 | 23.95 | 165 |
| 1995 | 24.01 | 166 |
| 1994 | 24.06 | 166 |
| 1993 | 24.11 | 166 |
| 1992 | 24.17 | 169 |
| 1991 | 24.22 | 171 |
| 1990 | 24.28 | 171 |
| 1989 | 24.33 | 169 |
| 1988 | 24.39 | 171 |
| 1987 | 24.44 | 171 |
| 1986 | 24.5 | 171 |