| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 1.73 | 89 |
| 2015 | 2.02 | 79 |
| 2014 | 1.44 | 110 |
| 2013 | -.59 | 163 |
| 2012 | -3.64 | 184 |
| 2011 | -1.68 | 180 |
| 2010 | 1.85 | 119 |
| 2009 | -3.07 | 128 |
| 2008 | 0.05 | 148 |
| 2007 | 2.29 | 138 |
| 2006 | 1.37 | 163 |
| 2005 | 0.58 | 167 |
| 2004 | 1.57 | 149 |
| 2003 | -1.31 | 178 |
| 2002 | 0.22 | 136 |
| 2001 | 1.23 | 111 |
| 2000 | 3.06 | 96 |
| 1999 | 3.3 | 68 |
| 1998 | 4.26 | 46 |
| 1997 | 3.96 | 68 |
| 1996 | 3.11 | 83 |
| 1995 | 3.92 | 51 |
| 1994 | 0.69 | 113 |
| 1993 | -2.16 | 138 |
| 1992 | 1.17 | 74 |
| 1991 | 4.61 | 29 |
| 1990 | 4.18 | 37 |
| 1989 | 6.6 | 19 |
| 1988 | 7.6 | 24 |
| 1987 | 6.41 | 30 |
| 1986 | 4.05 | 36 |