| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 30.255 | N/A |
| 2 | 4 | 25.885 | 19/8:16.185 |
| 3 | 4 | 24.205 | 19/8:01.065 |
| 4 | 4 | 23.515 | 20/8:16.042 |
| 5 | 4 | 25.035 | 20/8:18.795 |
| 6 | 4 | 23.647 | 20/8:14.945 |
| 7 | 4 | 25.538 | 20/8:18.367 |
| 8 | 4 | 25.800 | 20/8:21.522 |
| 9 | 4 | 24.471 | 20/8:20.733 |
| 10 | 4 | 27.494 | 19/8:01.435 |
| 11 | 4 | 24.514 | 19/8:00.442 |
| 12 | 4 | 24.496 | 20/8:24.564 |
| 13 | 4 | 24.641 | 20/8:24.053 |
| 14 | 4 | 24.030 | 20/8:22.728 |
| 15 | 4 | 24.110 | 20/8:21.700 |
| 16 | 4 | 27.254 | 20/8:24.792 |
| 17 | 4 | 25.524 | 19/8:00.433 |
| 18 | 4 | 26.224 | 19/8:01.719 |
| 19 | 4 | 29.392 | 19/8:06.030 |