| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 60.58 | 107 |
| 2015 | 61.06 | 130 |
| 2014 | 59.67 | 139 |
| 2013 | 59.1 | 146 |
| 2012 | 59.2 | 148 |
| 2011 | 58.17 | 149 |
| 2010 | 53.97 | 153 |
| 2009 | 49.57 | 157 |
| 2008 | 56.52 | 154 |
| 2007 | 55.55 | 157 |
| 2006 | 55.19 | 154 |
| 2005 | 53.15 | 154 |
| 2004 | 51.2 | 153 |
| 2003 | 50.13 | 157 |
| 2002 | 52.42 | 143 |
| 2001 | 54.32 | 142 |
| 2000 | 55.26 | 134 |
| 1999 | 49.23 | 135 |
| 1998 | 49.01 | 136 |
| 1997 | 47.58 | 142 |
| 1996 | 43.94 | 148 |
| 1995 | 43.27 | 151 |
| 1994 | 41.48 | 145 |
| 1993 | 39.57 | 138 |
| 1992 | 41.66 | 130 |
| 1991 | 42.67 | 127 |
| 1990 | 42.43 | 126 |
| 1989 | 43.68 | 109 |
| 1988 | 41.08 | 106 |
| 1987 | 39.97 | 105 |
| 1986 | 40.58 | 100 |