| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 44.18 | 90 |
| 2015 | 44.15 | 92 |
| 2014 | 44.19 | 91 |
| 2013 | 44.07 | 92 |
| 2012 | 44.28 | 91 |
| 2011 | 43.93 | 94 |
| 2010 | 43.44 | 95 |
| 2009 | 43.26 | 100 |
| 2008 | 43.46 | 94 |
| 2007 | 43.45 | 96 |
| 2006 | 43.17 | 94 |
| 2005 | 42.34 | 101 |
| 2004 | 41.95 | 102 |
| 2003 | 40.93 | 109 |
| 2002 | 40.29 | 115 |
| 2001 | 39.9 | 113 |
| 2000 | 39.73 | 112 |
| 1999 | 39.1 | 115 |
| 1998 | 37.78 | 123 |
| 1997 | 37.64 | 120 |
| 1996 | 36.77 | 128 |
| 1995 | 36.05 | 130 |
| 1994 | 37.23 | 120 |
| 1993 | 36.48 | 123 |
| 1992 | 37.24 | 113 |
| 1991 | 35.63 | 126 |
| 1990 | 34.74 | 129 |