| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 23 | 51.31 | ||
| 1 | 3 | 33.87 | ||
| 1 | 22 | 50.80 | ||
| 1 | 9 | 39.55 | ||
| 2 | 11 | 40.39 | ||
| 2 | 24 | NS | ||
| 2 | 20 | 47.50 | ||
| 2 | 2 | 33.06 | ||
| 3 | 16 | 44.79 | ||
| 3 | 1 | 32.94 | ||
| 3 | 8 | 39.53 | ||
| 3 | 18 | 45.60 | ||
| 4 | 4 | 34.41 | ||
| 4 | 17 | 45.05 | ||
| 4 | 19 | 46.95 | ||
| 4 | 10 | 40.37 | ||
| 5 | 7 | 36.26 | ||
| 5 | 13 | 43.78 | ||
| 5 | 5 | 34.58 | ||
| 5 | 14 | 43.95 | ||
| 6 | 21 | 48.93 | ||
| 6 | 6 | 35.41 | ||
| 6 | 12 | 42.52 | ||
| 6 | 15 | 44.17 |