| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | -4.7 | 129 |
| 2015 | 0.22 | 127 |
| 2014 | 5.68 | 50 |
| 2013 | -3.32 | 156 |
| 2012 | -3.54 | 150 |
| 2011 | -.98 | 151 |
| 2010 | 11.57 | 28 |
| 2009 | 12.77 | 14 |
| 2008 | 6.22 | 53 |
| 2007 | -10.32 | 169 |
| 2006 | 7.08 | 62 |
| 2005 | 11.29 | 23 |
| 2004 | 2.05 | 130 |
| 2003 | -3.77 | 155 |
| 2002 | 1.37 | 110 |
| 2001 | -3.13 | 142 |
| 2000 | 2.95 | 107 |
| 1999 | 3.16 | 82 |
| 1998 | 5.64 | 52 |
| 1997 | 12.46 | 21 |
| 1996 | 6.42 | 47 |
| 1995 | 5.08 | 57 |
| 1994 | -3.12 | 111 |
| 1993 | 4.85 | 45 |
| 1992 | 3.09 | 57 |
| 1991 | 0.34 | 79 |
| 1990 | 4.44 | 45 |
| 1989 | 10.36 | 17 |
| 1988 | 2.98 | 68 |
| 1987 | 1.59 | 73 |
| 1986 | -8.63 | 105 |