| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.696 | 15/5:10.440 |
| 2 | 3 | 20.902 | 15/5:11.985 |
| 3 | 3 | 21.097 | 15/5:13.475 |
| 4 | 2 | 20.637 | 15/5:12.495 |
| 5 | 2 | 21.584 | 15/5:14.748 |
| 6 | 2 | 20.941 | 15/5:14.643 |
| 7 | 3 | 23.181 | 15/5:19.367 |
| 8 | 3 | 20.717 | 15/5:18.291 |
| 9 | 3 | 20.626 | 15/5:17.302 |
| 10 | 4 | 20.950 | 15/5:16.996 |
| 11 | 4 | 21.504 | 15/5:17.502 |
| 12 | 4 | 20.458 | 15/5:16.616 |
| 13 | 4 | 20.459 | 15/5:15.868 |
| 14 | 4 | 20.555 | 15/5:15.329 |
| 15 | 4 | 21.320 | 15/5:15.627 |