| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 28.158 | N/A |
| 2 | 4 | 22.667 | 19/7:16.164 |
| 3 | 4 | 21.195 | 19/7:02.916 |
| 4 | 4 | 21.170 | 20/7:20.027 |
| 5 | 5 | 23.658 | 19/7:07.263 |
| 6 | 4 | 21.543 | 19/7:04.996 |
| 7 | 5 | 21.262 | 19/7:02.643 |
| 8 | 4 | 24.231 | 19/7:08.596 |
| 9 | 4 | 20.670 | 19/7:05.049 |
| 10 | 4 | 23.236 | 19/7:07.422 |
| 11 | 4 | 21.715 | 19/7:06.582 |
| 12 | 4 | 21.543 | 19/7:05.614 |
| 13 | 4 | 24.223 | 19/7:08.827 |
| 14 | 4 | 21.265 | 19/7:07.450 |
| 15 | 5 | 22.335 | 19/7:07.646 |
| 16 | 4 | 21.978 | 19/7:07.387 |
| 17 | 5 | 23.166 | 19/7:08.497 |
| 18 | 5 | 24.173 | 19/7:10.542 |
| 19 | 5 | 24.608 | 19/7:12.796 |