| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 10 | 40.45 | ||
| 1 | 19 | 46.17 | ||
| 1 | 25 | 48.90 | ||
| 1 | 2 | 34.86 | ||
| 2 | 23 | 48.28 | ||
| 2 | 13 | 42.68 | ||
| 2 | 29 | 50.12 | ||
| 2 | 6 | 37.22 | ||
| 3 | 11 | 42.30 | ||
| 3 | 28 | 49.41 | ||
| 3 | 15 | 43.95 | ||
| 3 | 4 | 36.58 | ||
| 4 | 22 | 47.48 | ||
| 4 | 16 | 43.96 | ||
| 4 | 9 | 39.46 | ||
| 4 | 1 | 34.71 | ||
| 5 | 8 | 39.18 | ||
| 5 | 18 | 45.91 | ||
| 5 | 3 | 34.99 | ||
| 5 | 24 | 48.44 | ||
| 6 | 20 | 46.40 | ||
| 6 | 5 | 36.65 | ||
| 6 | 21 | 46.80 | ||
| 6 | 12 | 42.62 | ||
| 7 | 27 | 49.05 | ||
| 7 | 7 | 37.95 | ||
| 7 | 17 | 45.15 | ||
| 7 | 14 | 43.74 | ||
| 8 | 26 | 48.94 | ||
| 8 | 31 | DQ | ||
| 8 | 31 | NS | ||
| 8 | 30 | 50.41 |