| 时间 | 值 | 世界排名 |
|---|---|---|
| 2016 | 39.5 | 67 |
| 2015 | 43.2 | 66 |
| 2014 | 43.7 | 67 |
| 2013 | 44.6 | 66 |
| 2012 | 17.6 | 74 |
| 2011 | 17.6 | 76 |
| 2010 | 17.4 | 76 |
| 2009 | 70.1 | 56 |
| 2008 | 49.2 | 65 |
| 2007 | 47.4 | 63 |
| 2006 | 46.5 | 66 |
| 2005 | 47.9 | 65 |
| 2004 | 41.8 | 71 |
| 2003 | 34.3 | 77 |
| 2002 | 35.6 | 73 |
| 2001 | 41.8 | 73 |
| 2000 | 45.5 | 73 |
| 1999 | 54.7 | 69 |
| 1998 | 49 | 69 |
| 1997 | 19.6 | 86 |
| 1996 | 21.8 | 82 |
| 1995 | 36.1 | 68 |
| 1994 | 34.4 | 68 |
| 1993 | 17.2 | 85 |
| 1992 | 15.9 | 85 |
| 1991 | 14.8 | 91 |
| 1990 | 15.2 | 87 |
| 1989 | 14.4 | 93 |
| 1988 | 12.7 | 94 |
| 1987 | 11.2 | 95 |
| 1986 | 10.5 | 90 |