| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.398 | 20/6:07.960 |
| 2 | 3 | 18.546 | 20/6:09.440 |
| 3 | 3 | 19.325 | 20/6:15.127 |
| 4 | 3 | 19.292 | 20/6:17.805 |
| 5 | 3 | 18.908 | 20/6:17.876 |
| 6 | 3 | 18.342 | 20/6:16.037 |
| 7 | 3 | 18.614 | 20/6:15.500 |
| 8 | 3 | 19.194 | 20/6:16.548 |
| 9 | 3 | 18.985 | 20/6:16.898 |
| 10 | 3 | 18.857 | 20/6:16.922 |
| 11 | 3 | 20.459 | 19/6:00.862 |
| 12 | 3 | 18.081 | 20/6:18.335 |
| 13 | 3 | 18.456 | 20/6:17.626 |
| 14 | 3 | 19.634 | 20/6:18.701 |
| 15 | 3 | 18.853 | 20/6:18.592 |
| 16 | 3 | 18.359 | 20/6:17.879 |
| 17 | 3 | 19.079 | 20/6:18.096 |
| 18 | 3 | 20.329 | 19/6:00.695 |
| 19 | 3 | 18.348 | 19/6:00.059 |