| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 2.783 | N/A |
| 2 | 2 | 20.048 | 19/6:03.647 |
| 3 | 2 | 21.510 | 19/6:16.805 |
| 4 | 2 | 20.041 | 19/6:12.377 |
| 5 | 3 | 24.926 | 18/6:10.514 |
| 6 | 3 | 21.899 | 18/6:11.424 |
| 7 | 3 | 20.882 | 18/6:09.015 |
| 8 | 3 | 21.088 | 18/6:08.025 |
| 9 | 3 | 19.024 | 18/6:02.796 |
| 10 | 3 | 21.084 | 18/6:02.620 |
| 11 | 2 | 20.284 | 18/6:01.119 |
| 12 | 2 | 20.576 | 18/6:00.342 |
| 13 | 2 | 21.981 | 18/6:01.685 |
| 14 | 2 | 20.908 | 18/6:01.418 |
| 15 | 2 | 21.568 | 18/6:01.991 |
| 16 | 2 | 20.527 | 18/6:01.308 |
| 17 | 2 | 22.057 | 18/6:02.336 |
| 18 | 2 | 22.425 | 18/6:03.611 |