| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 25.413 | N/A |
| 2 | 4 | 23.057 | 21/8:06.553 |
| 3 | 4 | 24.545 | 21/8:21.433 |
| 4 | 2 | 22.816 | 21/8:14.866 |
| 5 | 2 | 23.789 | 21/8:16.448 |
| 6 | 2 | 24.391 | 21/8:19.805 |
| 7 | 2 | 24.238 | 21/8:21.533 |
| 8 | 2 | 23.749 | 21/8:21.370 |
| 9 | 2 | 22.877 | 21/8:19.068 |
| 10 | 2 | 22.721 | 21/8:16.930 |
| 11 | 2 | 22.714 | 21/8:15.207 |
| 12 | 2 | 26.359 | 21/8:20.423 |
| 13 | 3 | 28.122 | 20/8:03.594 |
| 14 | 5 | 25.605 | 20/8:05.772 |
| 15 | 5 | 23.245 | 20/8:04.436 |
| 16 | 6 | 27.898 | 20/8:09.172 |
| 17 | 6 | 24.293 | 20/8:09.035 |
| 18 | 6 | 28.340 | 20/8:13.437 |
| 19 | 5 | 23.010 | 20/8:11.724 |
| 20 | 5 | 24.178 | 20/8:11.360 |