| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 7 | 42.37 | ||
| 1 | 13 | 48.07 | ||
| 1 | 5 | 41.97 | ||
| 1 | 17 | 50.23 | ||
| 2 | 18 | 52.25 | ||
| 2 | 15 | 48.93 | ||
| 2 | 9 | 42.85 | ||
| 2 | 1 | 38.92 | ||
| 3 | 12 | 47.13 | ||
| 3 | 6 | 42.22 | ||
| 3 | 16 | 49.73 | ||
| 3 | 2 | 41.66 | ||
| 4 | 21 | 1:09.18 | ||
| 4 | 3 | 41.67 | ||
| 4 | 22 | NS | ||
| 4 | 14 | 48.21 | ||
| 5 | 11 | 43.63 | ||
| 5 | 22 | NS | ||
| 5 | 4 | 41.75 | ||
| 5 | 20 | 53.27 | ||
| 6 | 19 | 52.96 | ||
| 6 | 8 | 42.52 | ||
| 6 | 10 | 43.29 | ||
| 6 | 22 | DQ |