| 时间 | 值 （‰） | 世界排名 |
|---|---|---|
| 2016 | 31.14 | 12 |
| 2015 | 31.91 | 12 |
| 2014 | 32.65 | 11 |
| 2013 | 33.17 | 14 |
| 2012 | 33.33 | 14 |
| 2011 | 33.21 | 14 |
| 2010 | 32.87 | 16 |
| 2009 | 32.6 | 16 |
| 2008 | 32.7 | 20 |
| 2007 | 33.41 | 18 |
| 2006 | 34.62 | 14 |
| 2005 | 36.1 | 11 |
| 2004 | 37.44 | 11 |
| 2003 | 38.31 | 11 |
| 2002 | 38.35 | 11 |
| 2001 | 37.69 | 10 |
| 2000 | 36.71 | 11 |
| 1999 | 35.77 | 12 |
| 1998 | 34.88 | 11 |
| 1997 | 34.22 | 12 |
| 1996 | 33.76 | 13 |
| 1995 | 33.2 | 15 |
| 1994 | 32.5 | 20 |
| 1993 | 32.01 | 27 |
| 1992 | 31.85 | 29 |
| 1991 | 31.92 | 29 |
| 1990 | 32.2 | 26 |
| 1989 | 32.37 | 25 |
| 1988 | 32.07 | 30 |
| 1987 | 31 | 37 |
| 1986 | 29.32 | 47 |