| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 31.015 | N/A |
| 2 | 6 | 28.245 | 17/8:02.935 |
| 3 | 6 | 24.164 | 19/8:22.696 |
| 4 | 5 | 26.711 | 19/8:25.735 |
| 5 | 5 | 21.919 | 19/8:05.690 |
| 6 | 6 | 27.029 | 19/8:12.059 |
| 7 | 6 | 23.156 | 19/8:04.687 |
| 8 | 5 | 26.052 | 19/8:06.867 |
| 9 | 5 | 24.352 | 19/8:04.678 |
| 10 | 5 | 23.160 | 19/8:00.591 |
| 11 | 5 | 24.802 | 19/8:00.277 |
| 12 | 5 | 24.606 | 20/8:24.626 |
| 13 | 5 | 23.954 | 20/8:23.085 |
| 14 | 5 | 23.674 | 20/8:21.373 |
| 15 | 5 | 25.653 | 20/8:22.590 |
| 16 | 5 | 26.775 | 19/8:00.117 |
| 17 | 6 | 25.682 | 19/8:00.940 |
| 18 | 6 | 31.514 | 19/8:07.842 |
| 19 | 6 | 26.159 | 19/8:08.622 |