| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 21 | 50.29 | ||
| 1 | 7 | 40.49 | ||
| 1 | 16 | 47.66 | ||
| 2 | 11 | 43.52 | ||
| 2 | 19 | 49.34 | ||
| 2 | 2 | 37.85 | ||
| 3 | 22 | 50.44 | ||
| 3 | 9 | 41.03 | ||
| 3 | 6 | 40.41 | ||
| 4 | 5 | 40.07 | ||
| 4 | 10 | 43.41 | ||
| 4 | 24 | NS | ||
| 5 | 14 | 47.12 | ||
| 5 | 15 | 47.40 | ||
| 5 | 8 | 40.86 | ||
| 6 | 17 | 48.59 | ||
| 6 | 3 | 39.71 | ||
| 6 | 13 | 46.68 | ||
| 7 | 23 | 51.65 | ||
| 7 | 4 | 40.01 | ||
| 7 | 18 | 49.13 | ||
| 8 | 12 | 45.14 | ||
| 8 | 20 | 49.39 | ||
| 8 | 1 | 36.85 |