| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 41.778 | 124 |
| 2015 | 41.684 | 153 |
| 2014 | 40.763 | 155 |
| 2013 | 41.619 | 157 |
| 2012 | 38.965 | 158 |
| 2011 | 51.609 | 118 |
| 2010 | 52.793 | 115 |
| 2009 | 51.105 | 125 |
| 2008 | 41.118 | 147 |
| 2007 | 45.487 | 139 |
| 2006 | 45.693 | 137 |
| 2005 | 43.402 | 139 |
| 2004 | 46.62 | 126 |
| 2003 | 45.793 | 126 |
| 2002 | 43.415 | 135 |
| 2001 | 45.127 | 131 |
| 2000 | 46.54 | 122 |
| 1999 | 46.857 | 118 |
| 1998 | 48.175 | 117 |
| 1997 | 37.684 | 139 |
| 1996 | 38.102 | 134 |
| 1995 | 40.056 | 128 |
| 1994 | 43.849 | 103 |
| 1993 | 35.18 | 115 |
| 1992 | 40.964 | 94 |
| 1991 | 42.02 | 87 |
| 1990 | 43.717 | 81 |
| 1989 | 43.458 | 70 |
| 1988 | 44.876 | 69 |
| 1987 | 46.537 | 65 |
| 1986 | 45.373 | 70 |