| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 19 | 49.06 | ||
| 1 | 9 | 44.86 | ||
| 2 | 8 | 44.71 | ||
| 2 | 18 | 48.48 | ||
| 2 | 15 | 46.26 | ||
| 3 | 12 | 45.49 | ||
| 3 | 17 | 46.72 | ||
| 3 | 16 | 46.29 | ||
| 4 | 10 | 45.40 | ||
| 4 | 14 | 45.70 | ||
| 4 | 1 | 40.63 | ||
| 5 | 6 | 44.52 | ||
| 5 | 3 | 43.45 | ||
| 5 | 5 | 44.37 | ||
| 6 | 7 | 44.70 | ||
| 6 | 4 | 44.19 | ||
| 6 | 11 | 45.42 | ||
| 7 | 13 | 45.64 | ||
| 7 | 21 | 50.78 | ||
| 7 | 22 | 51.15 | ||
| 8 | 20 | 49.15 | ||
| 8 | 2 | 41.83 |