| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 1.304 | N/A |
| 2 | 1 | 23.657 | 19/7:07.013 |
| 3 | 1 | 23.739 | 19/7:07.868 |
| 4 | 1 | 22.355 | 20/7:23.060 |
| 5 | 2 | 24.860 | 19/7:07.053 |
| 6 | 2 | 22.752 | 19/7:03.810 |
| 7 | 2 | 22.520 | 19/7:00.953 |
| 8 | 2 | 24.247 | 19/7:03.352 |
| 9 | 2 | 27.948 | 19/7:13.479 |
| 10 | 2 | 22.315 | 19/7:10.009 |
| 11 | 2 | 23.150 | 19/7:08.881 |
| 12 | 2 | 24.469 | 19/7:10.050 |
| 13 | 2 | 24.700 | 19/7:11.372 |
| 14 | 2 | 23.015 | 19/7:10.156 |
| 15 | 2 | 23.725 | 19/7:10.028 |
| 16 | 1 | 25.811 | 19/7:12.419 |
| 17 | 1 | 23.626 | 19/7:12.054 |
| 18 | 1 | 23.535 | 19/7:11.635 |
| 19 | 1 | 23.066 | 19/7:10.794 |