| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 21.499 | 17/6:05.483 |
| 2 | 3 | 21.697 | 17/6:07.166 |
| 3 | 3 | 21.559 | 17/6:06.945 |
| 4 | 3 | 21.770 | 17/6:07.731 |
| 5 | 3 | 21.964 | 17/6:08.863 |
| 6 | 4 | 21.674 | 17/6:08.795 |
| 7 | 4 | 21.565 | 17/6:08.482 |
| 8 | 4 | 21.309 | 17/6:07.704 |
| 9 | 4 | 21.403 | 17/6:07.276 |
| 10 | 4 | 22.008 | 17/6:07.962 |
| 11 | 4 | 24.682 | 17/6:12.655 |
| 12 | 4 | 22.145 | 17/6:12.973 |
| 13 | 4 | 23.750 | 17/6:15.340 |
| 14 | 4 | 22.307 | 17/6:15.617 |
| 15 | 3 | 21.685 | 17/6:15.153 |
| 16 | 3 | 21.991 | 17/6:15.071 |
| 17 | 4 | 22.626 | 17/6:15.634 |