| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 29.301 | N/A |
| 2 | 4 | 24.244 | 20/8:09.937 |
| 3 | 4 | 24.221 | 20/8:09.718 |
| 4 | 5 | 31.620 | 18/8:03.116 |
| 5 | 5 | 23.785 | 19/8:16.716 |
| 6 | 5 | 23.402 | 19/8:07.480 |
| 7 | 5 | 24.497 | 19/8:04.608 |
| 8 | 5 | 26.806 | 19/8:08.493 |
| 9 | 4 | 23.334 | 19/8:03.596 |
| 10 | 4 | 22.936 | 20/8:23.973 |
| 11 | 4 | 27.043 | 19/8:02.699 |
| 12 | 5 | 25.761 | 19/8:03.635 |
| 13 | 5 | 22.869 | 19/8:00.078 |
| 14 | 5 | 24.670 | 20/8:24.575 |
| 15 | 5 | 22.968 | 20/8:21.798 |
| 16 | 5 | 22.981 | 20/8:19.407 |
| 17 | 5 | 23.252 | 20/8:17.637 |
| 18 | 4 | 24.352 | 20/8:17.305 |
| 19 | 5 | 29.255 | 20/8:22.185 |
| 20 | 4 | 28.044 | 20/8:25.341 |