| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 2.359 | N/A |
| 2 | 6 | 2.442 | N/A |
| 3 | 2 | 30.024 | 17/8:02.743 |
| 4 | 2 | 24.884 | 19/8:16.531 |
| 5 | 2 | 24.540 | 20/8:25.529 |
| 6 | 3 | 28.315 | 19/8:07.292 |
| 7 | 3 | 32.691 | 19/8:27.993 |
| 8 | 3 | 32.994 | 18/8:13.795 |
| 9 | 3 | 29.218 | 18/8:14.547 |
| 10 | 3 | 25.666 | 18/8:07.564 |
| 11 | 3 | 24.894 | 18/8:00.674 |
| 12 | 3 | 26.864 | 19/8:26.521 |
| 13 | 3 | 29.600 | 18/8:00.970 |
| 14 | 3 | 29.622 | 18/8:03.051 |
| 15 | 3 | 29.096 | 18/8:04.123 |
| 16 | 2 | 27.232 | 18/8:02.779 |
| 17 | 2 | 24.619 | 19/8:26.669 |
| 18 | 2 | 30.775 | 18/8:01.582 |