| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 21.573 | N/A |
| 2 | 2 | 18.435 | 26/8:02.448 |
| 3 | 2 | 19.493 | 26/8:15.673 |
| 4 | 2 | 18.685 | 26/8:13.348 |
| 5 | 2 | 18.848 | 26/8:13.204 |
| 6 | 2 | 19.031 | 26/8:14.033 |
| 7 | 2 | 18.090 | 26/8:10.664 |
| 8 | 2 | 18.894 | 26/8:11.130 |
| 9 | 3 | 24.268 | 25/8:08.805 |
| 10 | 3 | 19.760 | 25/8:09.583 |
| 11 | 3 | 18.132 | 25/8:06.299 |
| 12 | 3 | 18.278 | 25/8:03.930 |
| 13 | 3 | 20.603 | 25/8:06.607 |
| 14 | 3 | 18.790 | 25/8:05.524 |
| 15 | 3 | 21.277 | 25/8:08.859 |
| 16 | 4 | 24.631 | 25/8:17.117 |
| 17 | 4 | 20.134 | 25/8:17.596 |
| 18 | 4 | 18.817 | 25/8:16.160 |
| 19 | 4 | 20.587 | 25/8:17.243 |
| 20 | 4 | 18.721 | 25/8:15.855 |
| 21 | 4 | 19.108 | 25/8:15.071 |
| 22 | 4 | 18.276 | 25/8:13.410 |
| 23 | 4 | 25.020 | 25/8:19.258 |
| 24 | 4 | 20.782 | 24/8:00.233 |