| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 21.854 | 20/7:17.080 |
| 2 | 3 | 20.750 | 20/7:06.040 |
| 3 | 3 | 19.974 | 21/7:18.046 |
| 4 | 3 | 23.391 | 20/7:09.845 |
| 5 | 3 | 19.793 | 20/7:03.048 |
| 6 | 3 | 21.639 | 20/7:04.670 |
| 7 | 2 | 19.804 | 20/7:00.586 |
| 8 | 3 | 23.518 | 20/7:06.807 |
| 9 | 3 | 19.850 | 20/7:03.496 |
| 10 | 3 | 27.376 | 20/7:15.898 |
| 11 | 4 | 23.293 | 20/7:18.622 |
| 12 | 4 | 19.827 | 20/7:15.115 |
| 13 | 4 | 21.491 | 20/7:14.708 |
| 14 | 4 | 19.541 | 20/7:11.573 |
| 15 | 4 | 20.556 | 20/7:10.209 |
| 16 | 3 | 19.429 | 20/7:07.607 |
| 17 | 3 | 20.443 | 20/7:06.505 |
| 18 | 3 | 22.916 | 20/7:08.272 |
| 19 | 3 | 21.173 | 20/7:08.019 |
| 20 | 3 | 25.392 | 20/7:12.010 |