| Year |
Result |
Place |
Venue |
Date |
| 1974 |
49.83 |
18 |
Durham |
Jul 06 |
| 1976 |
48.69 |
6 |
Montreal |
Jul 25 |
| 1978 |
49.96 |
21 |
Westwood |
Jun 09 |
| 1979 |
49.30 |
10 |
Lausanne |
Jul 18 |
| 1980 |
49.31 |
12 |
Houston |
May 03 |
|
| International |
| Year |
Result |
Place |
| 1976 (Olympic) |
48.69 |
2 |
| National |
| Year |
Result |
Place |
| 1974 (USA Champ.) |
49.9 |
4 |
| 1976 (Olympic Trial) |
49.33 |
3 |
| 1978 (USA Champ.) |
52.1h |
8 |
| 1979 (USA Champ.) |
50.31 |
7 |
|
|