| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.710 | 20/6:14.200 |
| 2 | 2 | 18.285 | 20/6:09.950 |
| 3 | 2 | 17.982 | 20/6:06.513 |
| 4 | 2 | 18.587 | 20/6:07.820 |
| 5 | 2 | 18.682 | 20/6:08.984 |
| 6 | 2 | 17.941 | 20/6:07.290 |
| 7 | 2 | 18.435 | 20/6:07.491 |
| 8 | 2 | 18.495 | 20/6:07.793 |
| 9 | 2 | 18.335 | 20/6:07.671 |
| 10 | 2 | 18.360 | 20/6:07.624 |
| 11 | 2 | 18.902 | 20/6:08.571 |
| 12 | 2 | 18.677 | 20/6:08.985 |
| 13 | 2 | 18.908 | 20/6:09.691 |
| 14 | 2 | 18.243 | 20/6:09.346 |
| 15 | 2 | 18.493 | 20/6:09.380 |
| 16 | 2 | 18.637 | 20/6:09.590 |
| 17 | 2 | 19.171 | 20/6:10.404 |
| 18 | 2 | 19.034 | 20/6:10.974 |
| 19 | 2 | 18.707 | 20/6:11.141 |
| 20 | 2 | 18.433 | 20/6:11.017 |