| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 20.313 | 18/6:05.634 |
| 2 | 3 | 19.216 | 19/6:15.525 |
| 3 | 2 | 19.670 | 19/6:14.927 |
| 4 | 2 | 19.987 | 19/6:16.133 |
| 5 | 2 | 19.528 | 19/6:15.113 |
| 6 | 2 | 19.954 | 19/6:15.782 |
| 7 | 2 | 23.829 | 18/6:06.421 |
| 8 | 3 | 23.620 | 18/6:13.763 |
| 9 | 4 | 24.058 | 18/6:20.350 |
| 10 | 3 | 20.619 | 18/6:19.429 |
| 11 | 3 | 19.325 | 18/6:16.558 |
| 12 | 3 | 20.277 | 18/6:15.594 |
| 13 | 3 | 19.661 | 18/6:13.925 |
| 14 | 3 | 19.500 | 18/6:12.288 |
| 15 | 3 | 19.689 | 18/6:11.095 |
| 16 | 3 | 20.016 | 18/6:10.420 |
| 17 | 3 | 20.041 | 18/6:09.850 |
| 18 | 3 | 19.225 | 18/6:08.528 |