| Year |
Result |
Place |
Venue |
Date |
| 1998 |
20.40 |
15 |
Columbia |
Apr 18 |
| 1999 |
20.51 |
15 |
Gainesville |
Apr 17 |
| 2001 |
20.79 |
13 |
Knoxville |
Apr 14 |
| 2002 |
20.59 |
19 |
Portland |
May 18 |
| 2003 |
20.70 |
15 |
Modesto |
May 10 |
| 2004 |
20.86 |
19 |
Atlanta |
Jun 18 |
|
| Year |
Result |
Place |
| 1999 (PanAmer) |
18.74 |
3 |
| 2001 (World) |
20.63 |
8 |
| 2002 (World Cup) |
18.99 |
8 |
| 2002 (ComWealth) |
19.63 |
4 |
| 2003 (PanAmer) |
20.10 |
3 |
|
|