| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 21.417 | 17/6:04.089 |
| 2 | 3 | 20.379 | 18/6:16.164 |
| 3 | 3 | 21.063 | 18/6:17.154 |
| 4 | 3 | 19.617 | 18/6:11.142 |
| 5 | 4 | 20.073 | 18/6:09.176 |
| 6 | 3 | 21.336 | 18/6:11.655 |
| 7 | 3 | 20.383 | 18/6:10.975 |
| 8 | 2 | 20.413 | 18/6:10.532 |
| 9 | 3 | 20.593 | 18/6:10.548 |
| 10 | 3 | 20.596 | 18/6:10.566 |
| 11 | 3 | 20.911 | 18/6:11.096 |
| 12 | 3 | 21.067 | 18/6:11.772 |
| 13 | 3 | 20.703 | 18/6:11.840 |
| 14 | 3 | 19.600 | 18/6:10.480 |
| 15 | 3 | 19.559 | 18/6:09.252 |
| 16 | 3 | 19.836 | 18/6:08.489 |
| 17 | 3 | 22.294 | 18/6:10.419 |
| 18 | 3 | 19.478 | 18/6:09.318 |