| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 1.93 | 119 |
| 2015 | 1.94 | 139 |
| 2014 | 1.81 | 144 |
| 2013 | 2.29 | 142 |
| 2012 | 2.19 | 141 |
| 2011 | 2.24 | 142 |
| 2010 | 1.9 | 146 |
| 2009 | 1.73 | 146 |
| 2008 | 1.82 | 147 |
| 2007 | 1.91 | 150 |
| 2006 | 1.92 | 150 |
| 2005 | 2.03 | 147 |
| 2004 | 1.88 | 153 |
| 2003 | 2.01 | 151 |
| 2002 | 1.98 | 151 |
| 2001 | 1.83 | 153 |
| 2000 | 1.78 | 152 |
| 1999 | 1.91 | 150 |
| 1998 | 1.92 | 150 |
| 1997 | 1.99 | 151 |
| 1996 | 1.88 | 150 |
| 1995 | 1.9 | 150 |
| 1994 | 1.81 | 135 |
| 1993 | 2 | 130 |
| 1992 | 2.07 | 126 |
| 1991 | 2.04 | 124 |
| 1990 | 2.05 | 124 |
| 1989 | 1.96 | 111 |
| 1988 | 2.05 | 108 |
| 1987 | 2.22 | 106 |
| 1986 | 2.18 | 102 |