| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.175 | 20/6:03.500 |
| 2 | 1 | 18.255 | 20/6:04.300 |
| 3 | 1 | 18.964 | 20/6:09.293 |
| 4 | 1 | 17.931 | 20/6:06.625 |
| 5 | 1 | 17.632 | 20/6:03.828 |
| 6 | 1 | 17.821 | 20/6:02.593 |
| 7 | 1 | 17.592 | 20/6:01.057 |
| 8 | 1 | 18.807 | 20/6:02.942 |
| 9 | 1 | 17.576 | 20/6:01.673 |
| 10 | 1 | 19.646 | 20/6:04.798 |
| 11 | 1 | 17.943 | 20/6:04.258 |
| 12 | 1 | 17.824 | 20/6:03.610 |
| 13 | 2 | 23.023 | 20/6:11.060 |
| 14 | 2 | 18.946 | 20/6:11.621 |
| 15 | 2 | 17.854 | 20/6:10.652 |
| 16 | 2 | 18.009 | 20/6:09.998 |
| 17 | 2 | 18.011 | 20/6:09.422 |
| 18 | 2 | 17.733 | 20/6:08.602 |
| 19 | 2 | 17.830 | 20/6:07.971 |
| 20 | 2 | 19.194 | 20/6:08.766 |