| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.025 | N/A |
| 2 | 1 | 17.734 | 17/5:03.769 |
| 3 | 1 | 16.881 | 18/5:14.252 |
| 4 | 1 | 16.822 | 18/5:11.501 |
| 5 | 2 | 17.857 | 18/5:14.524 |
| 6 | 2 | 17.437 | 18/5:14.910 |
| 7 | 1 | 16.238 | 18/5:11.770 |
| 8 | 2 | 17.576 | 18/5:12.777 |
| 9 | 1 | 16.623 | 18/5:11.507 |
| 10 | 1 | 15.724 | 18/5:08.821 |
| 11 | 1 | 15.872 | 18/5:06.923 |
| 12 | 2 | 18.943 | 18/5:10.117 |
| 13 | 2 | 16.053 | 18/5:08.685 |
| 14 | 2 | 17.062 | 18/5:08.792 |
| 15 | 2 | 18.468 | 18/5:10.591 |
| 16 | 2 | 16.374 | 18/5:09.777 |
| 17 | 2 | 16.220 | 18/5:08.901 |
| 18 | 2 | 15.951 | 18/5:07.860 |