| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2015 | -3.02 | 135 |
| 2014 | 1.26 | 120 |
| 2013 | 0.24 | 128 |
| 2012 | -17.16 | 174 |
| 2011 | 0.35 | 138 |
| 2010 | 14.41 | 11 |
| 2009 | 3.37 | 70 |
| 2008 | 0.72 | 123 |
| 2007 | 1.11 | 114 |
| 2006 | 12.37 | 9 |
| 2005 | 0.89 | 106 |
| 2004 | 4.49 | 71 |
| 2003 | 0.25 | 116 |
| 2002 | -1.91 | 129 |
| 2001 | -1.74 | 118 |
| 2000 | -1.99 | 118 |
| 1999 | -1.13 | 125 |
| 1998 | -1.72 | 121 |
| 1997 | 0.04 | 106 |
| 1996 | 6.1 | 40 |
| 1995 | 0.64 | 91 |
| 1994 | 0.56 | 78 |
| 1993 | 0.87 | 75 |
| 1992 | -1.87 | 89 |
| 1991 | -3.13 | 98 |