| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 15.808 | 23/6:03.584 |
| 2 | 3 | 16.834 | 23/6:15.383 |
| 3 | 2 | 16.702 | 22/6:01.856 |
| 4 | 3 | 18.138 | 22/6:11.151 |
| 5 | 3 | 16.227 | 22/6:08.320 |
| 6 | 3 | 22.191 | 21/6:10.650 |
| 7 | 3 | 16.319 | 21/6:06.657 |
| 8 | 3 | 16.316 | 21/6:03.654 |
| 9 | 3 | 17.584 | 21/6:04.278 |
| 10 | 4 | 24.663 | 20/6:01.564 |
| 11 | 3 | 16.440 | 21/6:16.515 |
| 12 | 3 | 15.796 | 21/6:12.781 |
| 13 | 3 | 16.335 | 21/6:10.493 |
| 14 | 4 | 27.468 | 20/6:06.887 |
| 15 | 4 | 16.863 | 20/6:04.912 |
| 16 | 4 | 16.337 | 20/6:02.526 |
| 17 | 4 | 16.039 | 20/6:00.071 |
| 18 | 4 | 16.232 | 21/6:16.007 |
| 19 | 4 | 27.425 | 20/6:08.123 |
| 20 | 4 | 18.823 | 20/6:08.540 |