| 时间 | 值 | 世界排名 |
|---|---|---|
| 2007 | 0.4261 | 165 |
| 2006 | 0.4589 | 166 |
| 2005 | 0.4641 | 166 |
| 2004 | 0.4686 | 165 |
| 2003 | 0.5174 | 166 |
| 2002 | 0.6107 | 164 |
| 2001 | 0.6431 | 163 |
| 2000 | 0.6224 | 164 |
| 1999 | 0.5429 | 164 |
| 1998 | 0.5178 | 172 |
| 1997 | 0.5139 | 171 |
| 1996 | 0.4663 | 166 |
| 1995 | 0.4524 | 164 |
| 1994 | 0.4922 | 158 |
| 1993 | 0.4974 | 152 |
| 1992 | 0.4495 | 146 |
| 1991 | 0.4644 | 143 |
| 1990 | 0.4581 | 139 |
| 1989 | 0.4946 | 136 |
| 1988 | 0.4666 | 134 |
| 1987 | 0.4811 | 133 |
| 1986 | 0.5181 | 133 |