| Year |
Result |
Place |
Venue |
Date |
| 1998 |
50.65 |
14 |
Lisboa |
Jul 18 |
| 1999 |
50.70 |
14 |
Sevilla |
Aug 24 |
| 2000 |
49.70 |
4 |
Mexico City |
Jul 2 |
| 2001 |
49.97 |
5 |
Edmonton |
Aug 7 |
| 2002 |
49.16 |
1 |
Zürich |
Aug 16 |
| 2003 |
48.89 |
1 |
Paris |
Aug 27 |
| 2004 |
49.53 |
2 |
Berlin |
Sep 12 |
| 2005 |
49.81 |
4 |
Helsinki |
Aug 10 |
| 2006 |
50.43 |
13 |
Rome |
Jul 14 |
| 2007 |
50.16 |
10 |
Osaka |
Aug 29 |
|
| Year |
Result |
Place |
| 1999 (World Indoor) |
51.55 |
4 |
| 1999 (PanAmer) |
50.91 |
1 |
| 2000 (Olympic) |
49.96 |
5 |
| 2001 (World) |
49.97 |
3 |
| 2002 (World Cup) |
49.56 |
1 |
| 2003 (World) |
48.89 |
1 |
| 2003 (PanAmer) |
50.36 |
1 |
| 2004 (Olympic) |
49.56 |
2 |
| 2005 (World) |
49.81 |
3 |
| 2007 (World) |
50.16 |
4 |
| 2007 (PanAmer) |
50.34 |
1 |
|
|