| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 8.975 | N/A |
| 2 | 2 | 17.667 | 21/6:02.315 |
| 3 | 2 | 17.730 | 21/6:02.945 |
| 4 | 2 | 17.243 | 22/6:17.455 |
| 5 | 2 | 17.982 | 21/6:02.085 |
| 6 | 1 | 18.231 | 21/6:04.387 |
| 7 | 2 | 18.682 | 21/6:07.425 |
| 8 | 2 | 17.787 | 21/6:07.037 |
| 9 | 2 | 17.633 | 21/6:06.362 |
| 10 | 2 | 17.545 | 21/6:05.641 |
| 11 | 2 | 18.799 | 21/6:07.573 |
| 12 | 2 | 17.265 | 21/6:06.364 |
| 13 | 2 | 18.012 | 21/6:06.601 |
| 14 | 1 | 17.342 | 21/6:05.771 |
| 15 | 2 | 20.705 | 21/6:09.865 |
| 16 | 2 | 17.860 | 21/6:09.619 |
| 17 | 2 | 19.978 | 21/6:12.051 |
| 18 | 2 | 20.443 | 21/6:14.744 |
| 19 | 2 | 18.418 | 21/6:14.888 |
| 20 | 2 | 17.985 | 21/6:14.561 |
| 21 | 2 | 17.587 | 21/6:13.869 |