| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 3.794 | 50 |
| 2015 | 3.817 | 69 |
| 2014 | 5.372 | 55 |
| 2013 | 0.592 | 147 |
| 2012 | 3.57 | 102 |
| 2011 | 0.427 | 162 |
| 2010 | -3.614 | 169 |
| 2009 | -11.684 | 171 |
| 2008 | 2.001 | 130 |
| 2007 | 6.709 | 84 |
| 2006 | 7.045 | 64 |
| 2005 | 4.939 | 89 |
| 2004 | 4.415 | 101 |
| 2003 | 5.427 | 58 |
| 2002 | -.816 | 152 |
| 2001 | -4.215 | 164 |
| 2000 | 9.784 | 13 |
| 1999 | 3.677 | 81 |
| 1998 | 4.684 | 56 |
| 1997 | 5.843 | 49 |
| 1996 | 5.355 | 53 |
| 1995 | -6.23 | 126 |
| 1994 | 6.896 | 27 |
| 1993 | 7.909 | 19 |
| 1992 | 1.589 | 86 |
| 1991 | 2.262 | 66 |
| 1990 | 4.479 | 47 |
| 1989 | 4.912 | 38 |
| 1988 | 4.497 | 49 |
| 1987 | 4.186 | 55 |
| 1986 | 6.03 | 24 |