| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 23.371 | N/A |
| 2 | 1 | 20.658 | 18/6:14.557 |
| 3 | 1 | 20.613 | 18/6:14.174 |
| 4 | 1 | 20.644 | 18/6:14.222 |
| 5 | 1 | 20.106 | 18/6:11.960 |
| 6 | 1 | 20.829 | 18/6:13.061 |
| 7 | 2 | 21.611 | 18/6:16.010 |
| 8 | 2 | 20.894 | 18/6:16.376 |
| 9 | 2 | 20.688 | 18/6:16.212 |
| 10 | 3 | 20.651 | 18/6:16.015 |
| 11 | 2 | 20.893 | 18/6:16.268 |
| 12 | 2 | 20.725 | 18/6:16.216 |
| 13 | 2 | 21.014 | 18/6:16.582 |
| 14 | 2 | 20.491 | 18/6:16.208 |
| 15 | 2 | 21.422 | 18/6:17.018 |
| 16 | 2 | 21.024 | 18/6:17.269 |
| 17 | 1 | 20.991 | 18/6:17.453 |
| 18 | 1 | 21.309 | 18/6:17.934 |