| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 14.2 | 174 |
| 2015 | 14.46 | 174 |
| 2014 | 14.73 | 172 |
| 2013 | 15.02 | 172 |
| 2012 | 15.32 | 172 |
| 2011 | 15.63 | 174 |
| 2010 | 15.95 | 174 |
| 2009 | 16.28 | 174 |
| 2008 | 16.62 | 174 |
| 2007 | 16.98 | 173 |
| 2006 | 17.35 | 173 |
| 2005 | 17.74 | 172 |
| 2004 | 18.13 | 173 |
| 2003 | 18.53 | 173 |
| 2002 | 18.93 | 173 |
| 2001 | 19.35 | 174 |
| 2000 | 19.76 | 175 |
| 1999 | 20.19 | 175 |
| 1998 | 20.62 | 174 |
| 1997 | 21.06 | 173 |
| 1996 | 21.51 | 173 |
| 1995 | 21.68 | 173 |
| 1994 | 21.53 | 176 |
| 1993 | 21.39 | 177 |
| 1992 | 21.24 | 177 |
| 1991 | 21.09 | 177 |
| 1990 | 20.95 | 177 |
| 1989 | 20.8 | 176 |
| 1988 | 20.66 | 178 |
| 1987 | 20.52 | 179 |
| 1986 | 20.38 | 179 |