| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 60.45 | 150 |
| 2015 | 60.21 | 150 |
| 2014 | 59.49 | 151 |
| 2013 | 58.39 | 155 |
| 2012 | 56.03 | 160 |
| 2011 | 53.28 | 169 |
| 2010 | 50.54 | 176 |
| 2009 | 53.53 | 172 |
| 2008 | 64.52 | 123 |
| 2007 | 64.62 | 122 |
| 2006 | 63 | 138 |
| 2005 | 59.58 | 154 |
| 2004 | 59.16 | 156 |
| 2003 | 57.69 | 162 |
| 2002 | 56.86 | 166 |
| 2001 | 54.77 | 171 |
| 2000 | 55.18 | 170 |
| 1999 | 57.65 | 163 |
| 1998 | 57.53 | 166 |
| 1997 | 57.81 | 168 |
| 1996 | 53.7 | 176 |
| 1995 | 64.47 | 131 |
| 1994 | 60.15 | 156 |
| 1993 | 57.96 | 164 |
| 1992 | 63.69 | 143 |
| 1991 | 59.96 | 164 |