| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 61.32 | 147 |
| 2015 | 61.58 | 143 |
| 2014 | 61.12 | 144 |
| 2013 | 59.69 | 146 |
| 2012 | 59.26 | 150 |
| 2011 | 59.25 | 151 |
| 2010 | 59.11 | 152 |
| 2009 | 58.94 | 155 |
| 2008 | 58.77 | 162 |
| 2007 | 58.59 | 160 |
| 2006 | 58.4 | 161 |
| 2005 | 58.23 | 160 |
| 2004 | 58.06 | 161 |
| 2003 | 59.43 | 153 |
| 2002 | 60.7 | 149 |
| 2001 | 61.88 | 145 |
| 2000 | 62.97 | 139 |
| 1999 | 64.41 | 127 |
| 1998 | 65.75 | 116 |
| 1997 | 66.99 | 109 |
| 1996 | 66.37 | 111 |
| 1995 | 67.51 | 107 |
| 1994 | 68.22 | 102 |
| 1993 | 68.87 | 100 |
| 1992 | 69.48 | 100 |
| 1991 | 70.22 | 97 |