| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 2.027 | N/A |
| 2 | 2 | 18.814 | 21/6:18.307 |
| 3 | 2 | 18.827 | 21/6:18.437 |
| 4 | 2 | 18.872 | 21/6:18.780 |
| 5 | 2 | 18.714 | 21/6:18.162 |
| 6 | 2 | 18.400 | 21/6:16.535 |
| 7 | 1 | 18.569 | 21/6:16.013 |
| 8 | 3 | 22.022 | 20/6:06.333 |
| 9 | 3 | 18.595 | 20/6:04.957 |
| 10 | 2 | 18.583 | 20/6:03.863 |
| 11 | 3 | 19.818 | 20/6:05.333 |
| 12 | 2 | 18.603 | 20/6:04.438 |
| 13 | 3 | 18.770 | 20/6:03.956 |
| 14 | 3 | 18.789 | 20/6:03.576 |
| 15 | 2 | 18.686 | 20/6:03.111 |
| 16 | 2 | 18.475 | 20/6:02.440 |
| 17 | 2 | 18.135 | 20/6:01.045 |
| 18 | 2 | 18.222 | 20/6:00.673 |
| 19 | 2 | 21.651 | 20/6:03.602 |
| 20 | 4 | 48.573 | 20/6:33.145 |