| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 22.932 | N/A |
| 2 | 2 | 22.759 | 22/8:20.871 |
| 3 | 2 | 19.529 | 23/8:08.001 |
| 4 | 2 | 19.788 | 24/8:18.848 |
| 5 | 3 | 22.619 | 23/8:08.754 |
| 6 | 3 | 21.087 | 23/8:08.372 |
| 7 | 3 | 19.298 | 23/8:01.558 |
| 8 | 3 | 20.641 | 23/8:00.912 |
| 9 | 3 | 21.005 | 23/8:01.428 |
| 10 | 4 | 20.832 | 23/8:01.407 |
| 11 | 3 | 20.072 | 24/8:20.481 |
| 12 | 3 | 25.038 | 23/8:08.268 |
| 13 | 3 | 20.176 | 23/8:06.479 |
| 14 | 3 | 19.330 | 23/8:03.534 |
| 15 | 3 | 21.314 | 23/8:04.127 |
| 16 | 3 | 29.182 | 23/8:16.181 |
| 17 | 4 | 24.839 | 23/8:20.756 |
| 18 | 4 | 20.681 | 23/8:19.413 |
| 19 | 3 | 19.365 | 23/8:16.610 |
| 20 | 4 | 32.854 | 22/8:07.594 |
| 21 | 4 | 20.124 | 22/8:05.491 |
| 22 | 4 | 20.206 | 22/8:03.671 |