| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 27.705 | N/A |
| 2 | 4 | 22.858 | 21/8:04.865 |
| 3 | 3 | 23.518 | 21/8:11.465 |
| 4 | 3 | 23.548 | 21/8:13.865 |
| 5 | 5 | 32.559 | 19/8:08.878 |
| 6 | 5 | 22.830 | 20/8:23.894 |
| 7 | 5 | 26.258 | 19/8:02.418 |
| 8 | 5 | 23.094 | 20/8:21.795 |
| 9 | 5 | 25.059 | 20/8:22.049 |
| 10 | 5 | 25.114 | 20/8:22.363 |
| 11 | 5 | 23.868 | 20/8:20.246 |
| 12 | 5 | 24.046 | 20/8:18.822 |
| 13 | 5 | 23.294 | 20/8:16.444 |
| 14 | 5 | 23.467 | 20/8:14.685 |
| 15 | 5 | 23.598 | 20/8:13.355 |
| 16 | 5 | 23.520 | 20/8:12.104 |
| 17 | 5 | 22.993 | 20/8:10.383 |
| 18 | 5 | 23.185 | 20/8:09.079 |
| 19 | 5 | 23.229 | 20/8:07.967 |
| 20 | 4 | 22.748 | 20/8:06.491 |