| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 24.411 | N/A |
| 2 | 1 | 19.833 | 21/7:01.071 |
| 3 | 2 | 24.972 | 19/7:07.656 |
| 4 | 2 | 21.862 | 19/7:04.413 |
| 5 | 2 | 20.576 | 20/7:18.815 |
| 6 | 3 | 22.377 | 20/7:20.967 |
| 7 | 3 | 19.886 | 20/7:14.513 |
| 8 | 3 | 19.473 | 20/7:08.782 |
| 9 | 3 | 19.525 | 20/7:04.608 |
| 10 | 3 | 20.520 | 20/7:03.461 |
| 11 | 3 | 19.631 | 20/7:00.855 |
| 12 | 3 | 19.640 | 21/7:19.492 |
| 13 | 3 | 20.201 | 21/7:18.571 |
| 14 | 3 | 19.824 | 21/7:17.211 |
| 15 | 2 | 19.820 | 21/7:16.039 |
| 16 | 2 | 22.224 | 21/7:18.229 |
| 17 | 2 | 20.164 | 21/7:17.571 |
| 18 | 2 | 20.037 | 21/7:16.840 |
| 19 | 2 | 20.014 | 21/7:16.165 |
| 20 | 2 | 20.246 | 21/7:15.805 |
| 21 | 2 | 20.304 | 21/7:15.540 |