| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | -3.66 | 164 |
| 2015 | -6.8 | 183 |
| 2014 | 1.58 | 106 |
| 2013 | 1.54 | 108 |
| 2012 | 0.94 | 121 |
| 2011 | 1.01 | 137 |
| 2010 | 0.5 | 151 |
| 2009 | 0.1 | 74 |
| 2008 | 1.56 | 114 |
| 2007 | 1.3 | 155 |
| 2006 | 1.92 | 145 |
| 2005 | -2.37 | 195 |
| 2004 | 1.49 | 150 |
| 2003 | -4.23 | 188 |
| 2002 | 1.57 | 100 |
| 2001 | -.36 | 154 |
| 2000 | -2.74 | 180 |
| 1999 | -2.47 | 168 |
| 1998 | 3.49 | 66 |
| 1997 | -2.73 | 175 |
| 1996 | -9.2 | 189 |
| 1995 | -9.32 | 179 |
| 1994 | -5.47 | 162 |
| 1993 | -8.03 | 163 |
| 1992 | -1.11 | 114 |
| 1991 | 2.6 | 48 |
| 1990 | 0.91 | 90 |
| 1989 | -1.42 | 129 |
| 1988 | 2 | 99 |
| 1987 | 2.41 | 65 |
| 1986 | 0.28 | 104 |