| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 48.78 | 170 |
| 2015 | 48.88 | 169 |
| 2014 | 48.97 | 169 |
| 2013 | 49.26 | 166 |
| 2012 | 49.93 | 165 |
| 2011 | 48.83 | 167 |
| 2010 | 50.69 | 161 |
| 2009 | 51.63 | 159 |
| 2008 | 52.31 | 159 |
| 2007 | 51.83 | 160 |
| 2006 | 51.17 | 162 |
| 2005 | 50.58 | 162 |
| 2004 | 50.79 | 164 |
| 2003 | 51 | 164 |
| 2002 | 51.18 | 162 |
| 2001 | 51.39 | 161 |
| 2000 | 51.63 | 159 |
| 1999 | 51.95 | 158 |
| 1998 | 51.95 | 156 |
| 1997 | 52.32 | 155 |
| 1996 | 52.63 | 157 |
| 1995 | 53.15 | 156 |
| 1994 | 53.51 | 155 |
| 1993 | 53.69 | 152 |
| 1992 | 53.8 | 154 |
| 1991 | 53.72 | 154 |
| 1990 | 53.45 | 156 |