| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.749 | 21/6:12.729 |
| 2 | 2 | 17.545 | 21/6:10.587 |
| 3 | 3 | 17.982 | 21/6:12.932 |
| 4 | 3 | 17.261 | 21/6:10.319 |
| 5 | 3 | 16.803 | 21/6:06.828 |
| 6 | 3 | 17.493 | 21/6:06.915 |
| 7 | 2 | 16.437 | 21/6:03.810 |
| 8 | 2 | 16.836 | 21/6:02.528 |
| 9 | 2 | 17.026 | 21/6:01.975 |
| 10 | 2 | 16.724 | 21/6:00.898 |
| 11 | 2 | 16.568 | 22/6:16.848 |
| 12 | 2 | 17.020 | 22/6:16.647 |
| 13 | 2 | 17.132 | 22/6:16.667 |
| 14 | 2 | 16.844 | 22/6:16.231 |
| 15 | 2 | 17.407 | 22/6:16.680 |
| 16 | 2 | 17.342 | 22/6:16.982 |
| 17 | 2 | 17.215 | 22/6:17.085 |
| 18 | 1 | 16.626 | 22/6:16.457 |
| 19 | 1 | 17.280 | 22/6:16.652 |
| 20 | 1 | 17.335 | 22/6:16.887 |
| 21 | 1 | 17.553 | 21/6:00.178 |