| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 20.095 | 18/6:01.710 |
| 2 | 1 | 19.554 | 19/6:16.666 |
| 3 | 2 | 25.896 | 17/6:11.422 |
| 4 | 2 | 19.630 | 17/6:01.994 |
| 5 | 2 | 19.686 | 18/6:17.500 |
| 6 | 2 | 19.597 | 18/6:13.374 |
| 7 | 2 | 19.193 | 18/6:09.388 |
| 8 | 1 | 20.873 | 18/6:10.179 |
| 9 | 1 | 20.061 | 18/6:09.170 |
| 10 | 1 | 19.165 | 18/6:06.750 |
| 11 | 1 | 19.420 | 18/6:05.187 |
| 12 | 1 | 19.219 | 18/6:03.584 |
| 13 | 1 | 19.050 | 18/6:01.992 |
| 14 | 1 | 19.126 | 18/6:00.726 |
| 15 | 1 | 19.335 | 19/6:19.873 |
| 16 | 1 | 19.767 | 19/6:19.605 |
| 17 | 1 | 19.824 | 19/6:19.431 |
| 18 | 1 | 19.454 | 19/6:18.886 |
| 19 | 1 | 19.879 | 19/6:18.824 |