| 时间 | 值 （‰） | 世界排名 |
|---|---|---|
| 2016 | 18.25 | 70 |
| 2015 | 19.2 | 68 |
| 2014 | 20.01 | 64 |
| 2013 | 20.36 | 64 |
| 2012 | 20.07 | 66 |
| 2011 | 19.25 | 68 |
| 2010 | 18.21 | 73 |
| 2009 | 17.21 | 78 |
| 2008 | 16.21 | 88 |
| 2007 | 15.34 | 94 |
| 2006 | 14.6 | 100 |
| 2005 | 13.83 | 101 |
| 2004 | 13.11 | 105 |
| 2003 | 12.69 | 108 |
| 2002 | 12.67 | 113 |
| 2001 | 13.01 | 111 |
| 2000 | 13.5 | 110 |
| 1999 | 14.07 | 109 |
| 1998 | 14.91 | 107 |
| 1997 | 16.04 | 99 |
| 1996 | 17.39 | 93 |
| 1995 | 18.93 | 88 |
| 1994 | 20.52 | 83 |
| 1993 | 22.02 | 80 |
| 1992 | 23.33 | 75 |
| 1991 | 24.47 | 74 |
| 1990 | 25.59 | 65 |
| 1989 | 26.73 | 61 |
| 1988 | 27.77 | 56 |
| 1987 | 28.7 | 53 |
| 1986 | 29.49 | 46 |