| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 46.85 | 130 |
| 2015 | 46.78 | 130 |
| 2014 | 46.71 | 132 |
| 2013 | 46.47 | 130 |
| 2012 | 45.93 | 131 |
| 2011 | 46.19 | 129 |
| 2010 | 44.15 | 134 |
| 2009 | 44.87 | 131 |
| 2008 | 44.33 | 136 |
| 2007 | 44.56 | 135 |
| 2006 | 43.57 | 136 |
| 2005 | 43.56 | 136 |
| 2004 | 39.97 | 143 |
| 2003 | 41.42 | 141 |
| 2002 | 41.62 | 136 |
| 2001 | 41.84 | 132 |
| 2000 | 36.83 | 152 |
| 1999 | 38.66 | 145 |
| 1998 | 39.1 | 140 |
| 1997 | 36.94 | 146 |
| 1996 | 33.79 | 157 |
| 1995 | 35.55 | 148 |
| 1994 | 34.56 | 153 |
| 1993 | 33.65 | 154 |
| 1992 | 32.86 | 154 |
| 1991 | 33.36 | 153 |
| 1990 | 32.65 | 154 |