| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.428 | 20/6:08.560 |
| 2 | 1 | 20.809 | 19/6:12.752 |
| 3 | 1 | 18.910 | 19/6:08.264 |
| 4 | 1 | 20.886 | 19/6:15.407 |
| 5 | 2 | 25.486 | 18/6:16.268 |
| 6 | 1 | 19.377 | 18/6:11.688 |
| 7 | 1 | 17.948 | 18/6:04.742 |
| 8 | 1 | 18.425 | 18/6:00.605 |
| 9 | 1 | 21.492 | 18/6:03.522 |
| 10 | 1 | 25.311 | 18/6:12.730 |
| 11 | 1 | 19.077 | 18/6:10.062 |
| 12 | 1 | 18.080 | 18/6:06.344 |
| 13 | 1 | 18.476 | 18/6:03.745 |
| 14 | 1 | 21.510 | 18/6:05.419 |
| 15 | 1 | 18.702 | 18/6:03.500 |
| 16 | 1 | 19.565 | 18/6:02.792 |
| 17 | 1 | 17.954 | 18/6:00.462 |
| 18 | 1 | 19.543 | 19/6:19.978 |
| 19 | 1 | 20.679 | 19/6:20.658 |