| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 20 | NS | ||
| 1 | 13 | 45.60 | ||
| 1 | 3 | 31.60 | ||
| 2 | 8 | 37.56 | ||
| 2 | 12 | 44.67 | ||
| 2 | 4 | 31.61 | ||
| 3 | 5 | 33.81 | ||
| 3 | 17 | 53.12 | ||
| 3 | 16 | 49.70 | ||
| 4 | 20 | NS | ||
| 4 | 11 | 44.43 | ||
| 4 | 19 | 1:00.30 | ||
| 5 | 14 | 47.06 | ||
| 5 | 20 | NS | ||
| 5 | 20 | DQ | ||
| 6 | 10 | 43.93 | ||
| 6 | 18 | 57.53 | ||
| 6 | 6 | 35.19 | ||
| 7 | 15 | 47.92 | ||
| 7 | 7 | 35.85 | ||
| 7 | 2 | 31.42 | ||
| 8 | 1 | 31.03 | ||
| 8 | 9 | 43.18 |