| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 21.329 | 17/6:02.593 |
| 2 | 2 | 20.890 | 18/6:19.971 |
| 3 | 2 | 21.045 | 18/6:19.584 |
| 4 | 1 | 20.463 | 18/6:16.772 |
| 5 | 1 | 22.421 | 17/6:00.903 |
| 6 | 1 | 20.360 | 18/6:19.524 |
| 7 | 1 | 21.671 | 18/6:21.032 |
| 8 | 1 | 20.970 | 18/6:20.585 |
| 9 | 1 | 21.277 | 18/6:20.852 |
| 10 | 1 | 21.638 | 17/6:00.509 |
| 11 | 1 | 22.544 | 17/6:02.576 |
| 12 | 1 | 20.598 | 17/6:01.542 |
| 13 | 1 | 22.011 | 17/6:02.515 |
| 14 | 1 | 21.413 | 17/6:02.622 |
| 15 | 1 | 21.721 | 17/6:03.064 |
| 16 | 1 | 21.857 | 17/6:03.596 |
| 17 | 1 | 21.796 | 17/6:04.004 |