| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 24 | 52.14 | ||
| 1 | 13 | 43.97 | ||
| 1 | 20 | 47.45 | ||
| 2 | 19 | 47.21 | ||
| 2 | 3 | 36.40 | ||
| 2 | 16 | 45.12 | ||
| 2 | 6 | 38.91 | ||
| 3 | 2 | 34.69 | ||
| 3 | 8 | 40.92 | ||
| 3 | 25 | DQ | ||
| 3 | 21 | 47.64 | ||
| 4 | 25 | NS | ||
| 4 | 5 | 38.84 | ||
| 4 | 12 | 43.44 | ||
| 5 | 10 | 41.67 | ||
| 5 | 11 | 42.20 | ||
| 5 | 1 | 34.37 | ||
| 5 | 22 | 48.76 | ||
| 6 | 4 | 36.56 | ||
| 6 | 18 | 46.72 | ||
| 6 | 25 | NS | ||
| 7 | 7 | 39.56 | ||
| 7 | 9 | 41.10 | ||
| 7 | 15 | 44.75 | ||
| 7 | 17 | 45.56 | ||
| 8 | 23 | 49.98 | ||
| 8 | 4 | 36.56 | ||
| 8 | 14 | 44.03 | ||
| 8 | 25 | NS |