| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.277 | 18/6:04.986 |
| 2 | 4 | 22.432 | 17/6:03.027 |
| 3 | 4 | 20.580 | 18/6:19.734 |
| 4 | 4 | 22.030 | 17/6:02.606 |
| 5 | 4 | 20.721 | 17/6:00.536 |
| 6 | 4 | 19.629 | 18/6:17.007 |
| 7 | 4 | 19.654 | 18/6:13.688 |
| 8 | 3 | 19.620 | 18/6:11.122 |
| 9 | 3 | 19.963 | 18/6:09.812 |
| 10 | 3 | 20.530 | 18/6:09.785 |
| 11 | 3 | 20.775 | 18/6:10.163 |
| 12 | 3 | 20.435 | 18/6:09.969 |
| 13 | 3 | 20.477 | 18/6:09.863 |
| 14 | 3 | 19.559 | 18/6:08.591 |
| 15 | 3 | 20.305 | 18/6:08.384 |
| 16 | 3 | 19.482 | 18/6:07.278 |
| 17 | 3 | 21.877 | 18/6:08.837 |
| 18 | 4 | 21.935 | 18/6:10.281 |