| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 40.47 | 130 |
| 2015 | 42.98 | 134 |
| 2014 | 46.63 | 133 |
| 2013 | 48.23 | 131 |
| 2012 | 53.77 | 117 |
| 2011 | 54.95 | 119 |
| 2010 | 51.17 | 121 |
| 2009 | 46.72 | 128 |
| 2008 | 59.51 | 115 |
| 2007 | 63 | 100 |
| 2006 | 62.86 | 99 |
| 2005 | 62.95 | 86 |
| 2004 | 60.17 | 93 |
| 2003 | 53.72 | 101 |
| 2002 | 53.57 | 101 |
| 2001 | 49.33 | 113 |
| 2000 | 52.18 | 105 |
| 1999 | 50.3 | 103 |
| 1998 | 45.18 | 113 |
| 1997 | 46.52 | 116 |
| 1996 | 47.58 | 110 |
| 1995 | 48.64 | 106 |
| 1994 | 56.41 | 71 |
| 1993 | 56.8 | 65 |
| 1992 | 50.75 | 71 |
| 1991 | 52 | 63 |
| 1990 | 55.01 | 61 |
| 1989 | 56.99 | 56 |
| 1988 | 56.43 | 59 |
| 1987 | 64.27 | 40 |
| 1986 | 60.47 | 44 |