| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 27.992 | N/A |
| 2 | 5 | 23.040 | 21/8:08.792 |
| 3 | 6 | 21.807 | 22/8:18.885 |
| 4 | 5 | 19.725 | 23/8:21.052 |
| 5 | 5 | 19.238 | 23/8:08.947 |
| 6 | 6 | 23.893 | 22/8:00.344 |
| 7 | 6 | 20.134 | 23/8:16.727 |
| 8 | 5 | 19.297 | 23/8:10.413 |
| 9 | 5 | 26.893 | 22/8:04.812 |
| 10 | 6 | 31.781 | 21/8:05.343 |
| 11 | 5 | 23.073 | 21/8:05.754 |
| 12 | 6 | 19.584 | 22/8:22.334 |
| 13 | 5 | 33.508 | 21/8:17.947 |
| 14 | 5 | 29.299 | 20/8:02.928 |
| 15 | 6 | 23.736 | 20/8:02.645 |
| 16 | 6 | 20.556 | 21/8:22.077 |
| 17 | 5 | 26.380 | 20/8:01.550 |
| 18 | 6 | 25.471 | 20/8:03.338 |
| 19 | 5 | 20.624 | 21/8:23.590 |
| 20 | 5 | 18.904 | 21/8:18.458 |
| 21 | 5 | 19.117 | 21/8:14.052 |