| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 12.76 | 1 |
| 2015 | 10.508 | 3 |
| 2014 | -2.45 | 169 |
| 2013 | 3.194 | 96 |
| 2012 | 13.639 | 6 |
| 2011 | 7.031 | 39 |
| 2010 | 8.022 | 33 |
| 2009 | 4.314 | 49 |
| 2008 | 4.288 | 87 |
| 2007 | -.11 | 163 |
| 2006 | 6.84 | 70 |
| 2005 | 4.658 | 95 |
| 2004 | 85.065 | 1 |
| 2003 | -33.097 | 168 |
| 2002 | -1.936 | 156 |
| 2001 | 2.217 | 112 |
| 2000 | 8.982 | 18 |
| 1999 | 21.339 | 2 |
| 1998 | 10.093 | 10 |
| 1997 | -4.9 | 147 |
| 1996 | 21.821 | 2 |
| 1995 | -12.72 | 136 |
| 1994 | -3.541 | 117 |
| 1993 | 41.84 | 1 |
| 1992 | 39.879 | 2 |
| 1991 | -49.473 | 126 |
| 1990 | -11.903 | 111 |
| 1989 | 0.161 | 90 |
| 1988 | 3.825 | 55 |
| 1987 | -2.217 | 99 |
| 1986 | 15.149 | 3 |