| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2015 | 73.532 | 28 |
| 2014 | 73.64 | 27 |
| 2013 | 72.608 | 31 |
| 2012 | 72.473 | 33 |
| 2011 | 73.841 | 28 |
| 2010 | 73.218 | 29 |
| 2009 | 73.194 | 31 |
| 2008 | 73.405 | 28 |
| 2007 | 73.264 | 28 |
| 2006 | 74.101 | 24 |
| 2005 | 73.806 | 26 |
| 2004 | 72.198 | 29 |
| 2003 | 71.455 | 30 |
| 2002 | 70.069 | 32 |
| 2001 | 68.356 | 38 |
| 2000 | 67.442 | 41 |
| 1999 | 68.045 | 34 |
| 1998 | 67.507 | 33 |
| 1997 | 64.767 | 46 |
| 1996 | 65.666 | 41 |
| 1995 | 68.358 | 26 |
| 1994 | 69.892 | 20 |
| 1993 | 72.259 | 12 |
| 1992 | 69.097 | 18 |
| 1991 | 68.964 | 17 |
| 1990 | 67.377 | 15 |
| 1989 | 67.985 | 12 |
| 1988 | 68.088 | 9 |
| 1987 | 68.774 | 9 |
| 1986 | 67.28 | 11 |