| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 19.19 | 180 |
| 2015 | 19.05 | 180 |
| 2014 | 18.91 | 180 |
| 2013 | 18.18 | 180 |
| 2012 | 17.51 | 180 |
| 2011 | 16.95 | 180 |
| 2010 | 16.53 | 180 |
| 2009 | 16.28 | 180 |
| 2008 | 16.17 | 180 |
| 2007 | 16.18 | 181 |
| 2006 | 16.28 | 181 |
| 2005 | 16.42 | 181 |
| 2004 | 16.1 | 182 |
| 2003 | 15.78 | 182 |
| 2002 | 15.48 | 182 |
| 2001 | 15.22 | 181 |
| 2000 | 15.04 | 181 |
| 1999 | 15.23 | 181 |
| 1998 | 15.31 | 180 |
| 1997 | 15.45 | 179 |
| 1996 | 15.64 | 179 |
| 1995 | 15.85 | 179 |
| 1994 | 15.96 | 179 |
| 1993 | 16.1 | 179 |
| 1992 | 16.24 | 179 |
| 1991 | 16.34 | 178 |
| 1990 | 16.44 | 178 |