| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 42.913 | 119 |
| 2015 | 42.866 | 151 |
| 2014 | 42.335 | 149 |
| 2013 | 42.094 | 155 |
| 2012 | 37.715 | 160 |
| 2011 | 33.097 | 168 |
| 2010 | 33.153 | 172 |
| 2009 | 33.832 | 168 |
| 2008 | 32.695 | 163 |
| 2007 | 35.13 | 163 |
| 2006 | 36.255 | 161 |
| 2005 | 41.081 | 146 |
| 2004 | 42.169 | 142 |
| 2003 | 43.582 | 136 |
| 2002 | 42.672 | 138 |
| 2001 | 42.779 | 139 |
| 2000 | 44.158 | 130 |
| 1999 | 47.376 | 116 |
| 1998 | 45.652 | 124 |
| 1997 | 48.858 | 106 |
| 1996 | 51.22 | 91 |
| 1995 | 51.561 | 94 |
| 1994 | 53.123 | 66 |
| 1993 | 52.607 | 63 |
| 1992 | 55.209 | 50 |
| 1991 | 49.597 | 63 |
| 1990 | 42.891 | 84 |
| 1989 | 42.035 | 75 |
| 1988 | 42.849 | 72 |
| 1987 | 43.006 | 74 |
| 1986 | 41.493 | 79 |