| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | -14.5 | 120 |
| 2015 | -19.51 | 149 |
| 2014 | 5.96 | 35 |
| 2013 | -4.12 | 148 |
| 2012 | -3.39 | 147 |
| 2011 | -5.56 | 151 |
| 2010 | 7.65 | 28 |
| 2009 | -.27 | 135 |
| 2008 | -16.92 | 153 |
| 2007 | 41.52 | 6 |
| 2006 | -11.59 | 142 |
| 2005 | 12.01 | 15 |
| 2004 | -10.78 | 138 |
| 2003 | 28.36 | 4 |
| 2002 | -13.53 | 143 |
| 2001 | 20.35 | 6 |
| 2000 | 5.09 | 37 |
| 1999 | -3.72 | 118 |
| 1998 | -2.17 | 110 |
| 1997 | 14.79 | 14 |
| 1996 | -3.78 | 115 |
| 1995 | 2.73 | 54 |
| 1994 | -4.96 | 104 |
| 1993 | -1.53 | 93 |
| 1992 | -1.61 | 86 |
| 1991 | -6.95 | 102 |
| 1990 | -2.69 | 77 |
| 1989 | 5.7 | 29 |
| 1988 | -4.22 | 84 |
| 1987 | 7.1 | 20 |
| 1986 | -.62 | 79 |