| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 21.437 | N/A |
| 2 | 2 | 21.069 | 20/7:01.748 |
| 3 | 2 | 20.636 | 21/7:18.487 |
| 4 | 2 | 20.779 | 21/7:17.997 |
| 5 | 2 | 23.932 | 20/7:11.913 |
| 6 | 2 | 21.637 | 20/7:12.038 |
| 7 | 2 | 23.248 | 20/7:17.223 |
| 8 | 2 | 23.570 | 20/7:21.801 |
| 9 | 2 | 25.624 | 19/7:07.550 |
| 10 | 2 | 20.860 | 19/7:04.147 |
| 11 | 2 | 27.754 | 19/7:13.833 |
| 12 | 2 | 22.424 | 19/7:13.036 |
| 13 | 2 | 21.633 | 19/7:11.186 |
| 14 | 2 | 25.400 | 19/7:14.836 |
| 15 | 2 | 22.015 | 19/7:13.612 |
| 16 | 3 | 29.904 | 19/7:22.019 |
| 17 | 2 | 21.008 | 19/7:19.366 |
| 18 | 2 | 21.217 | 19/7:17.247 |
| 19 | 2 | 24.760 | 19/7:18.907 |