| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | -2.12 | 191 |
| 2015 | -2.17 | 192 |
| 2014 | -2.18 | 191 |
| 2013 | -2.2 | 190 |
| 2012 | -2.21 | 190 |
| 2011 | -2.21 | 189 |
| 2010 | -2.13 | 195 |
| 2009 | -2.04 | 194 |
| 2008 | -1.96 | 193 |
| 2007 | -1.88 | 192 |
| 2006 | -1.81 | 192 |
| 2005 | -1.78 | 193 |
| 2004 | -1.7 | 193 |
| 2003 | -1.6 | 190 |
| 2002 | -1.47 | 188 |
| 2001 | -1.19 | 185 |
| 2000 | -.78 | 175 |
| 1999 | -.65 | 169 |
| 1998 | -.52 | 163 |
| 1997 | -.41 | 156 |
| 1996 | -.34 | 157 |
| 1995 | -.26 | 154 |
| 1994 | -.18 | 150 |
| 1993 | -.12 | 149 |
| 1992 | 0 | 150 |
| 1991 | 0.17 | 140 |
| 1990 | 0.46 | 122 |
| 1989 | 0.56 | 118 |
| 1988 | 0.66 | 110 |
| 1987 | 0.68 | 115 |
| 1986 | 0.6 | 116 |