| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 13 | 48.30 | ||
| 1 | 22 | 52.73 | ||
| 1 | 23 | NS | ||
| 2 | 19 | 50.76 | ||
| 2 | 18 | 50.49 | ||
| 2 | 10 | 44.90 | ||
| 3 | 8 | 43.15 | ||
| 3 | 12 | 45.92 | ||
| 3 | 6 | 42.94 | ||
| 4 | 4 | 41.99 | ||
| 4 | 15 | 48.73 | ||
| 4 | 23 | NS | ||
| 5 | 5 | 42.88 | ||
| 5 | 20 | 50.97 | ||
| 5 | 2 | 40.91 | ||
| 6 | 9 | 44.02 | ||
| 6 | 21 | 51.50 | ||
| 6 | 7 | 43.12 | ||
| 7 | 1 | 36.43 | ||
| 7 | 17 | 50.13 | ||
| 7 | 14 | 48.37 | ||
| 8 | 16 | 49.10 | ||
| 8 | 3 | 40.97 | ||
| 8 | 11 | 45.82 |