| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.546 | 18/6:09.828 |
| 2 | 2 | 20.096 | 18/6:05.778 |
| 3 | 2 | 20.631 | 18/6:07.638 |
| 4 | 2 | 20.246 | 18/6:06.835 |
| 5 | 2 | 21.063 | 18/6:09.295 |
| 6 | 2 | 20.092 | 18/6:08.022 |
| 7 | 1 | 20.665 | 18/6:08.586 |
| 8 | 1 | 20.688 | 18/6:09.061 |
| 9 | 1 | 19.950 | 18/6:07.954 |
| 10 | 1 | 20.844 | 18/6:08.678 |
| 11 | 1 | 20.727 | 18/6:09.079 |
| 12 | 3 | 25.738 | 18/6:16.929 |
| 13 | 3 | 24.337 | 17/6:00.430 |
| 14 | 3 | 20.369 | 18/6:20.561 |
| 15 | 3 | 25.781 | 17/6:04.676 |
| 16 | 3 | 21.143 | 17/6:04.348 |
| 17 | 3 | 22.733 | 17/6:05.649 |