| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 42.31 | 105 |
| 2015 | 42.73 | 105 |
| 2014 | 43.25 | 107 |
| 2013 | 43.75 | 107 |
| 2012 | 44.27 | 106 |
| 2011 | 44.86 | 107 |
| 2010 | 45.56 | 108 |
| 2009 | 46.43 | 109 |
| 2008 | 47.41 | 109 |
| 2007 | 48.47 | 110 |
| 2006 | 49.54 | 109 |
| 2005 | 50.59 | 109 |
| 2004 | 51.79 | 107 |
| 2003 | 53 | 106 |
| 2002 | 54.19 | 105 |
| 2001 | 55.36 | 105 |
| 2000 | 56.54 | 104 |
| 1999 | 57.54 | 102 |
| 1998 | 58.48 | 103 |
| 1997 | 59.38 | 101 |
| 1996 | 60.3 | 102 |
| 1995 | 61.26 | 102 |
| 1994 | 62.43 | 100 |
| 1993 | 63.68 | 101 |
| 1992 | 64.95 | 101 |
| 1991 | 66.08 | 104 |
| 1990 | 66.97 | 103 |
| 1989 | 68.15 | 102 |
| 1988 | 69.13 | 102 |
| 1987 | 70 | 104 |
| 1986 | 70.95 | 103 |