| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 50.53 | 109 |
| 2015 | 50.53 | 109 |
| 2014 | 50.54 | 110 |
| 2013 | 50.32 | 110 |
| 2012 | 48.8 | 115 |
| 2011 | 46.29 | 128 |
| 2010 | 48.96 | 114 |
| 2009 | 49.58 | 107 |
| 2008 | 48.65 | 111 |
| 2007 | 47.51 | 118 |
| 2006 | 46.63 | 126 |
| 2005 | 47.95 | 113 |
| 2004 | 47.13 | 121 |
| 2003 | 46.87 | 120 |
| 2002 | 46.32 | 120 |
| 2001 | 45.71 | 121 |
| 2000 | 45.08 | 122 |
| 1999 | 44.44 | 124 |
| 1998 | 44.7 | 121 |
| 1997 | 43.71 | 123 |
| 1996 | 43.26 | 123 |
| 1995 | 42.8 | 123 |
| 1994 | 41.41 | 128 |
| 1993 | 40.45 | 129 |
| 1992 | 39.75 | 129 |
| 1991 | 39.07 | 132 |
| 1990 | 38.93 | 131 |