| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 58.47 | 59 |
| 2015 | 58.57 | 59 |
| 2014 | 58.65 | 58 |
| 2013 | 58.69 | 57 |
| 2012 | 58.83 | 58 |
| 2011 | 59 | 57 |
| 2010 | 58.69 | 57 |
| 2009 | 58.77 | 59 |
| 2008 | 58.65 | 59 |
| 2007 | 58.21 | 61 |
| 2006 | 57.62 | 62 |
| 2005 | 57.01 | 63 |
| 2004 | 55.75 | 67 |
| 2003 | 55.99 | 64 |
| 2002 | 55.35 | 66 |
| 2001 | 55.17 | 69 |
| 2000 | 54.72 | 70 |
| 1999 | 53.9 | 74 |
| 1998 | 53.85 | 70 |
| 1997 | 53.7 | 73 |
| 1996 | 53.8 | 73 |
| 1995 | 53.76 | 74 |
| 1994 | 52.66 | 77 |
| 1993 | 51.83 | 83 |
| 1992 | 51.94 | 84 |
| 1991 | 52.02 | 79 |
| 1990 | 52.28 | 77 |