| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.463 | 21/6:06.723 |
| 2 | 2 | 17.587 | 21/6:08.025 |
| 3 | 2 | 17.935 | 21/6:10.895 |
| 4 | 1 | 17.220 | 21/6:08.576 |
| 5 | 1 | 17.641 | 21/6:08.953 |
| 6 | 1 | 17.621 | 21/6:09.135 |
| 7 | 2 | 19.668 | 21/6:15.405 |
| 8 | 2 | 17.704 | 21/6:14.952 |
| 9 | 2 | 18.891 | 21/6:17.370 |
| 10 | 4 | 19.341 | 20/6:02.142 |
| 11 | 3 | 17.852 | 20/6:01.678 |
| 12 | 3 | 18.889 | 20/6:03.020 |
| 13 | 2 | 17.071 | 20/6:01.358 |
| 14 | 2 | 17.175 | 20/6:00.083 |
| 15 | 2 | 19.156 | 20/6:01.619 |
| 16 | 2 | 17.479 | 20/6:00.866 |
| 17 | 2 | 17.085 | 21/6:17.726 |
| 18 | 2 | 17.988 | 21/6:17.727 |
| 19 | 2 | 17.853 | 21/6:17.579 |
| 20 | 2 | 17.294 | 21/6:16.859 |
| 21 | 2 | 17.153 | 21/6:16.066 |