| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 44.82 | 145 |
| 2015 | 44.05 | 147 |
| 2014 | 43.27 | 147 |
| 2013 | 42.49 | 148 |
| 2012 | 41.7 | 149 |
| 2011 | 40.9 | 150 |
| 2010 | 40.1 | 150 |
| 2009 | 39.3 | 151 |
| 2008 | 38.51 | 153 |
| 2007 | 37.72 | 154 |
| 2006 | 36.94 | 156 |
| 2005 | 36.17 | 157 |
| 2004 | 35.41 | 158 |
| 2003 | 34.65 | 159 |
| 2002 | 33.9 | 159 |
| 2001 | 33.15 | 162 |
| 2000 | 32.42 | 164 |
| 1999 | 31.69 | 166 |
| 1998 | 30.98 | 166 |
| 1997 | 30.27 | 168 |
| 1996 | 29.57 | 169 |
| 1995 | 28.88 | 170 |
| 1994 | 28.2 | 173 |
| 1993 | 27.53 | 173 |
| 1992 | 26.87 | 173 |
| 1991 | 26.22 | 173 |
| 1990 | 25.58 | 175 |
| 1989 | 24.95 | 174 |
| 1988 | 24.33 | 174 |
| 1987 | 23.73 | 175 |
| 1986 | 23.13 | 175 |