| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 68.14 | 141 |
| 2015 | 68.24 | 141 |
| 2014 | 68.3 | 141 |
| 2013 | 68.42 | 138 |
| 2012 | 68.06 | 140 |
| 2011 | 68.05 | 142 |
| 2010 | 68.11 | 138 |
| 2009 | 67.62 | 151 |
| 2008 | 68.22 | 146 |
| 2007 | 68.16 | 143 |
| 2006 | 68.39 | 137 |
| 2005 | 68.14 | 142 |
| 2004 | 66.75 | 152 |
| 2003 | 67.41 | 147 |
| 2002 | 67.39 | 146 |
| 2001 | 67.48 | 148 |
| 2000 | 67.88 | 149 |
| 1999 | 66.76 | 155 |
| 1998 | 66.62 | 160 |
| 1997 | 66.81 | 161 |
| 1996 | 67.49 | 161 |
| 1995 | 67.57 | 161 |
| 1994 | 67.34 | 162 |
| 1993 | 67.85 | 163 |
| 1992 | 69.36 | 155 |
| 1991 | 70.92 | 148 |
| 1990 | 71.22 | 148 |