| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 19.255 | 19/6:05.845 |
| 2 | 4 | 19.846 | 19/6:11.459 |
| 3 | 4 | 19.879 | 19/6:13.540 |
| 4 | 4 | 20.557 | 19/6:17.801 |
| 5 | 4 | 19.601 | 19/6:16.724 |
| 6 | 4 | 19.584 | 19/6:15.953 |
| 7 | 3 | 18.867 | 19/6:13.456 |
| 8 | 3 | 20.230 | 19/6:14.820 |
| 9 | 3 | 20.062 | 19/6:15.527 |
| 10 | 4 | 19.887 | 19/6:15.759 |
| 11 | 4 | 19.020 | 19/6:14.452 |
| 12 | 4 | 19.295 | 19/6:13.798 |
| 13 | 3 | 19.968 | 19/6:14.228 |
| 14 | 3 | 20.197 | 19/6:14.908 |
| 15 | 3 | 19.892 | 19/6:15.111 |
| 16 | 3 | 19.872 | 19/6:15.264 |
| 17 | 3 | 21.412 | 19/6:17.121 |
| 18 | 3 | 19.657 | 19/6:16.919 |
| 19 | 3 | 19.929 | 19/6:17.010 |