| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 36.78 | 141 |
| 2015 | 47.97 | 152 |
| 2014 | 49.2 | 159 |
| 2013 | 48.72 | 164 |
| 2012 | 54.4 | 157 |
| 2011 | 56.8 | 154 |
| 2010 | 47.88 | 166 |
| 2009 | 43.65 | 171 |
| 2008 | 49.44 | 170 |
| 2007 | 50.6 | 166 |
| 2006 | 42.11 | 174 |
| 2005 | 39.08 | 175 |
| 2004 | 45.72 | 167 |
| 2003 | 41.37 | 168 |
| 2002 | 37.42 | 170 |
| 2001 | 38.29 | 163 |
| 2000 | 33.49 | 165 |
| 1999 | 35.38 | 160 |
| 1998 | 37.42 | 160 |
| 1997 | 41.91 | 153 |
| 1996 | 51.88 | 127 |
| 1995 | 65.58 | 102 |
| 1994 | 64.24 | 99 |
| 1993 | 65.69 | 81 |
| 1992 | 51.8 | 110 |
| 1991 | 43.9 | 124 |
| 1990 | 50.08 | 105 |