| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 22 | 50.49 | ||
| 1 | 19 | 45.40 | ||
| 1 | 3 | 25.47 | ||
| 1 | 24 | NS | ||
| 1 | 15 | 42.46 | ||
| 2 | 21 | 47.12 | ||
| 2 | 4 | 25.99 | ||
| 2 | 10 | 36.44 | ||
| 2 | 14 | 40.07 | ||
| 2 | 24 | NS | ||
| 3 | 11 | 37.02 | ||
| 3 | 6 | 32.45 | ||
| 3 | 1 | 22.85 | ||
| 3 | 13 | 38.87 | ||
| 3 | 24 | NS | ||
| 4 | 12 | 38.74 | ||
| 4 | 16 | 43.46 | ||
| 4 | 2 | 24.40 | ||
| 4 | 17 | 44.65 | ||
| 4 | 8 | 33.08 | ||
| 5 | 20 | 46.35 | ||
| 5 | 24 | NS | ||
| 5 | 5 | 30.16 | ||
| 5 | 24 | DQ | ||
| 5 | 9 | 36.15 | ||
| 6 | 23 | 50.79 | ||
| 6 | 7 | 32.55 | ||
| 6 | 18 | 44.88 |