| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 48.43 | 108 |
| 2015 | 49.83 | 112 |
| 2014 | 49.68 | 125 |
| 2013 | 48.35 | 130 |
| 2012 | 47.35 | 135 |
| 2011 | 45.91 | 148 |
| 2010 | 40.61 | 154 |
| 2009 | 34.73 | 164 |
| 2008 | 42.95 | 162 |
| 2007 | 43.44 | 153 |
| 2006 | 42.89 | 154 |
| 2005 | 41.6 | 157 |
| 2004 | 41.23 | 152 |
| 2003 | 40.22 | 142 |
| 2002 | 41.24 | 139 |
| 2001 | 43.34 | 131 |
| 2000 | 45.58 | 124 |
| 1999 | 37.87 | 136 |
| 1998 | 40.29 | 136 |
| 1997 | 36.76 | 141 |
| 1996 | 35.64 | 143 |
| 1995 | 34.49 | 151 |
| 1994 | 31.29 | 151 |
| 1993 | 27.14 | 137 |
| 1992 | 26.08 | 143 |
| 1991 | 26.66 | 134 |
| 1990 | 26.79 | 139 |
| 1989 | 28.03 | 127 |
| 1988 | 26.65 | 125 |
| 1987 | 26.21 | 128 |
| 1986 | 24.84 | 125 |