| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 84.61 | 17 |
| 2015 | 84.56 | 18 |
| 2014 | 84.53 | 17 |
| 2013 | 84.57 | 17 |
| 2012 | 84.54 | 17 |
| 2011 | 84.62 | 17 |
| 2010 | 84.64 | 18 |
| 2009 | 86.3 | 15 |
| 2008 | 85.81 | 15 |
| 2007 | 85.48 | 16 |
| 2006 | 85.59 | 17 |
| 2005 | 85.71 | 17 |
| 2004 | 85.83 | 16 |
| 2003 | 85.92 | 16 |
| 2002 | 86 | 15 |
| 2001 | 86.1 | 15 |
| 2000 | 86.7 | 14 |
| 1999 | 87.29 | 14 |
| 1998 | 87.25 | 14 |
| 1997 | 88.58 | 12 |
| 1996 | 89.75 | 11 |
| 1995 | 90.81 | 8 |
| 1994 | 90.78 | 9 |
| 1993 | 90.78 | 10 |
| 1992 | 90.78 | 10 |
| 1991 | 90.84 | 9 |
| 1990 | 90.86 | 9 |