| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 9.11 | 121 |
| 2015 | 9.21 | 122 |
| 2014 | 9.25 | 119 |
| 2013 | 9.43 | 121 |
| 2012 | 9.64 | 120 |
| 2011 | 9.38 | 122 |
| 2010 | 9.04 | 118 |
| 2009 | 9.36 | 123 |
| 2008 | 9.23 | 130 |
| 2007 | 9.13 | 130 |
| 2006 | 9.19 | 123 |
| 2005 | 9.35 | 121 |
| 2004 | 9.35 | 114 |
| 2003 | 9.46 | 114 |
| 2002 | 7.35 | 87 |
| 2001 | 9.14 | 111 |
| 2000 | 8.65 | 102 |
| 1999 | 9.45 | 112 |
| 1998 | 9.29 | 109 |
| 1997 | 9.71 | 111 |
| 1996 | 9.57 | 109 |
| 1995 | 9.76 | 119 |
| 1994 | 10.07 | 119 |
| 1993 | 9.45 | 111 |
| 1992 | 9.88 | 118 |
| 1991 | 9.89 | 118 |