| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 28.41 | 188 |
| 2015 | 28.3 | 188 |
| 2014 | 28.19 | 184 |
| 2013 | 28.1 | 184 |
| 2012 | 28.03 | 183 |
| 2011 | 27.97 | 183 |
| 2010 | 27.92 | 183 |
| 2009 | 27.88 | 182 |
| 2008 | 27.86 | 182 |
| 2007 | 27.85 | 182 |
| 2006 | 27.86 | 181 |
| 2005 | 27.87 | 179 |
| 2004 | 27.9 | 179 |
| 2003 | 27.95 | 177 |
| 2002 | 27.99 | 175 |
| 2001 | 28.04 | 174 |
| 2000 | 28.08 | 173 |
| 1999 | 28.12 | 172 |
| 1998 | 28.17 | 172 |
| 1997 | 28.21 | 173 |
| 1996 | 28.26 | 173 |
| 1995 | 28.3 | 173 |
| 1994 | 28.35 | 172 |
| 1993 | 28.39 | 172 |
| 1992 | 28.44 | 170 |
| 1991 | 28.37 | 169 |
| 1990 | 27.87 | 170 |
| 1989 | 27.38 | 168 |
| 1988 | 26.89 | 166 |
| 1987 | 26.41 | 166 |
| 1986 | 25.94 | 167 |