| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.892 | 23/8:00.516 |
| 2 | 6 | 24.919 | 21/8:01.015 |
| 3 | 6 | 21.908 | 22/8:16.606 |
| 4 | 6 | 22.779 | 22/8:17.739 |
| 5 | 6 | 22.850 | 22/8:18.731 |
| 6 | 6 | 21.988 | 22/8:16.232 |
| 7 | 6 | 24.016 | 22/8:20.821 |
| 8 | 5 | 24.121 | 21/8:01.617 |
| 9 | 5 | 20.986 | 22/8:19.789 |
| 10 | 5 | 22.907 | 22/8:20.205 |
| 11 | 5 | 21.773 | 22/8:18.278 |
| 12 | 5 | 22.844 | 22/8:18.635 |
| 13 | 5 | 21.566 | 22/8:16.775 |
| 14 | 6 | 28.769 | 21/8:03.477 |
| 15 | 6 | 30.083 | 21/8:13.361 |
| 16 | 6 | 32.083 | 20/8:00.605 |
| 17 | 6 | 26.795 | 20/8:03.858 |
| 18 | 6 | 21.879 | 20/8:01.287 |
| 19 | 6 | 25.670 | 20/8:02.977 |
| 20 | 6 | 21.088 | 21/8:23.912 |
| 21 | 6 | 22.697 | 21/8:22.613 |