| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 12.520 | N/A |
| 2 | 3 | 20.901 | 18/6:07.837 |
| 3 | 3 | 20.911 | 18/6:07.922 |
| 4 | 4 | 22.484 | 18/6:16.864 |
| 5 | 4 | 21.111 | 18/6:15.499 |
| 6 | 4 | 21.166 | 18/6:14.868 |
| 7 | 3 | 20.933 | 18/6:13.787 |
| 8 | 3 | 21.995 | 18/6:15.593 |
| 9 | 3 | 21.476 | 18/6:15.846 |
| 10 | 3 | 20.245 | 18/6:13.717 |
| 11 | 3 | 21.101 | 18/6:13.469 |
| 12 | 3 | 21.474 | 18/6:13.842 |
| 13 | 3 | 20.885 | 18/6:13.319 |
| 14 | 3 | 20.741 | 18/6:12.688 |
| 15 | 3 | 21.221 | 18/6:12.730 |
| 16 | 3 | 20.774 | 18/6:12.260 |
| 17 | 3 | 21.131 | 18/6:12.228 |
| 18 | 3 | 21.390 | 18/6:12.459 |