| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 5.35 | 103 |
| 2015 | 5.35 | 107 |
| 2014 | 5.35 | 117 |
| 2013 | 5.38 | 128 |
| 2012 | 5.38 | 126 |
| 2011 | 5.38 | 134 |
| 2010 | 5.38 | 130 |
| 2009 | 5.38 | 131 |
| 2008 | 5.38 | 141 |
| 2007 | 5.33 | 154 |
| 2006 | 5.313 | 150 |
| 2005 | 5.3 | 143 |
| 2004 | 5.3 | 143 |
| 2003 | 5.307 | 143 |
| 2002 | 5.346 | 141 |
| 2001 | 5.648 | 140 |
| 2000 | 5.833 | 141 |
| 1999 | 5.8 | 140 |
| 1998 | 7.442 | 127 |
| 1997 | 6.323 | 132 |
| 1996 | 6.26 | 130 |
| 1995 | 6.369 | 131 |
| 1994 | 5.878 | 124 |
| 1993 | 5.388 | 121 |
| 1992 | 5.953 | 112 |
| 1991 | 7.583 | 104 |
| 1990 | 7.363 | 101 |
| 1989 | 6.212 | 103 |
| 1988 | 5.964 | 103 |
| 1987 | 6.1 | 101 |
| 1986 | 6.82 | 99 |