| 时间 | 值 | 世界排名 |
|---|---|---|
| 2016 | 7.8357 | 96 |
| 2015 | 6.1631 | 109 |
| 2014 | 4.9376 | 112 |
| 2013 | 4.7642 | 111 |
| 2012 | 4.7377 | 110 |
| 2011 | 4.6102 | 110 |
| 2010 | 4.379 | 111 |
| 2009 | 4.1427 | 111 |
| 2008 | 3.4307 | 117 |
| 2007 | 3.4425 | 117 |
| 2006 | 3.2984 | 119 |
| 2005 | 3.1166 | 121 |
| 2004 | 2.9705 | 122 |
| 2003 | 3.0614 | 123 |
| 2002 | 2.7641 | 125 |
| 2001 | 2.3722 | 132 |
| 2000 | 2.0763 | 137 |
| 1999 | 1.2378 | 149 |
| 1998 | 0.7766 | 165 |
| 1997 | 0.5623 | 170 |
| 1996 | 0.2955 | 176 |
| 1995 | 0.1229 | 174 |
| 1994 | 0.0245 | 174 |
| 1993 | 0.0104 | 169 |
| 1992 | 0.0025 | 163 |