| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 66.28 | 150 |
| 2015 | 66.43 | 150 |
| 2014 | 66.53 | 150 |
| 2013 | 66.55 | 152 |
| 2012 | 66.52 | 153 |
| 2011 | 66.69 | 153 |
| 2010 | 66.45 | 153 |
| 2009 | 66.66 | 154 |
| 2008 | 66.81 | 154 |
| 2007 | 66.91 | 154 |
| 2006 | 66.82 | 155 |
| 2005 | 66.9 | 150 |
| 2004 | 66.27 | 158 |
| 2003 | 65.84 | 160 |
| 2002 | 66.93 | 149 |
| 2001 | 67.82 | 147 |
| 2000 | 68.28 | 147 |
| 1999 | 68.84 | 145 |
| 1998 | 69.79 | 141 |
| 1997 | 69.6 | 143 |
| 1996 | 69.72 | 145 |
| 1995 | 69.88 | 148 |
| 1994 | 70.26 | 145 |
| 1993 | 70.76 | 146 |
| 1992 | 71.42 | 138 |
| 1991 | 72.3 | 134 |
| 1990 | 69.79 | 158 |