| 时间 | 值 （‰） | 世界排名 |
|---|---|---|
| 2016 | 31.35 | 11 |
| 2015 | 30.61 | 16 |
| 2014 | 29.92 | 19 |
| 2013 | 29.65 | 24 |
| 2012 | 30.08 | 19 |
| 2011 | 31.06 | 17 |
| 2010 | 32.21 | 17 |
| 2009 | 33.15 | 14 |
| 2008 | 33.77 | 17 |
| 2007 | 33.85 | 17 |
| 2006 | 33.39 | 16 |
| 2005 | 32.98 | 15 |
| 2004 | 32.45 | 17 |
| 2003 | 30.9 | 20 |
| 2002 | 27.94 | 33 |
| 2001 | 23.95 | 53 |
| 2000 | 19.21 | 74 |
| 1999 | 14.86 | 104 |
| 1998 | 12.08 | 120 |
| 1997 | 11.68 | 125 |
| 1996 | 13.17 | 120 |
| 1995 | 15.29 | 108 |
| 1994 | 17.21 | 100 |
| 1993 | 19.29 | 97 |
| 1992 | 21.26 | 89 |
| 1991 | 23.11 | 84 |
| 1990 | 25.32 | 67 |
| 1989 | 27.66 | 53 |
| 1988 | 29.28 | 44 |
| 1987 | 29.74 | 44 |
| 1986 | 29.24 | 50 |