| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | -1.43 | 105 |
| 2015 | -.6 | 130 |
| 2014 | -7.88 | 149 |
| 2013 | -8.23 | 154 |
| 2012 | -2.33 | 144 |
| 2011 | 2.09 | 80 |
| 2010 | 1.2 | 102 |
| 2009 | 6.39 | 55 |
| 2008 | 5.65 | 55 |
| 2007 | 3.27 | 86 |
| 2006 | 7.04 | 46 |
| 2005 | 2.79 | 82 |
| 2004 | 1.2 | 105 |
| 2003 | 13.09 | 12 |
| 2002 | 3.54 | 68 |
| 2001 | 1.6 | 104 |
| 2000 | -3.23 | 119 |
| 1999 | 3.91 | 48 |
| 1998 | 15.48 | 15 |
| 1997 | 11.55 | 19 |
| 1996 | 7.46 | 22 |
| 1995 | -9.64 | 117 |
| 1994 | 4.43 | 27 |
| 1993 | -14.41 | 114 |
| 1992 | 13.89 | 10 |
| 1991 | 2.92 | 60 |
| 1990 | 17.21 | 6 |
| 1989 | 3.1 | 50 |
| 1988 | 8.5 | 14 |
| 1987 | 27.96 | 3 |
| 1986 | 3.6 | 42 |