| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 65.1 | 158 |
| 2015 | 65.26 | 158 |
| 2014 | 65.35 | 156 |
| 2013 | 64.99 | 158 |
| 2012 | 64.82 | 160 |
| 2011 | 64.55 | 161 |
| 2010 | 64.31 | 164 |
| 2009 | 63.79 | 167 |
| 2008 | 63.03 | 170 |
| 2007 | 62.18 | 172 |
| 2006 | 62.21 | 174 |
| 2005 | 62.46 | 173 |
| 2004 | 61.98 | 175 |
| 2003 | 61.89 | 177 |
| 2002 | 62.15 | 177 |
| 2001 | 63.06 | 175 |
| 2000 | 63.31 | 176 |
| 1999 | 63.19 | 177 |
| 1998 | 64.63 | 175 |
| 1997 | 65.29 | 174 |
| 1996 | 65.77 | 172 |
| 1995 | 66.56 | 166 |
| 1994 | 67.71 | 161 |
| 1993 | 69.23 | 153 |
| 1992 | 69.92 | 150 |
| 1991 | 71.07 | 146 |
| 1990 | 72.26 | 138 |