| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 25.975 | N/A |
| 2 | 4 | 25.544 | 19/8:05.767 |
| 3 | 4 | 20.316 | 21/8:04.575 |
| 4 | 4 | 19.480 | 22/8:03.355 |
| 5 | 4 | 24.547 | 22/8:17.881 |
| 6 | 4 | 21.207 | 22/8:12.569 |
| 7 | 4 | 20.604 | 22/8:06.918 |
| 8 | 4 | 24.733 | 22/8:15.268 |
| 9 | 4 | 24.225 | 22/8:20.197 |
| 10 | 4 | 23.905 | 21/8:00.555 |
| 11 | 4 | 24.316 | 21/8:03.729 |
| 12 | 4 | 23.799 | 21/8:05.385 |
| 13 | 4 | 23.596 | 21/8:06.428 |
| 14 | 4 | 25.056 | 21/8:09.556 |
| 15 | 4 | 21.440 | 21/8:07.072 |
| 16 | 4 | 23.565 | 21/8:07.752 |
| 17 | 4 | 28.394 | 21/8:14.383 |
| 18 | 4 | 20.258 | 21/8:10.663 |
| 19 | 4 | 21.848 | 21/8:09.122 |
| 20 | 4 | 22.655 | 21/8:08.593 |
| 21 | 4 | 21.098 | 21/8:06.561 |