| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.842 | 21/6:14.682 |
| 2 | 2 | 18.392 | 20/6:02.034 |
| 3 | 2 | 17.818 | 20/6:00.346 |
| 4 | 2 | 17.502 | 21/6:15.658 |
| 5 | 2 | 17.667 | 21/6:14.728 |
| 6 | 2 | 18.509 | 21/6:17.055 |
| 7 | 3 | 18.674 | 20/6:01.154 |
| 8 | 3 | 18.227 | 20/6:01.577 |
| 9 | 3 | 17.854 | 20/6:01.077 |
| 10 | 3 | 17.724 | 20/6:00.418 |
| 11 | 3 | 18.673 | 20/6:01.603 |
| 12 | 3 | 17.499 | 20/6:00.635 |
| 13 | 3 | 18.037 | 20/6:00.643 |
| 14 | 3 | 18.345 | 20/6:01.009 |
| 15 | 3 | 18.981 | 20/6:02.325 |
| 16 | 3 | 18.596 | 20/6:02.925 |
| 17 | 3 | 18.328 | 20/6:03.138 |
| 18 | 3 | 20.132 | 20/6:05.333 |
| 19 | 3 | 18.688 | 20/6:05.776 |
| 20 | 3 | 19.250 | 20/6:06.738 |