| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 20.137 | 18/6:02.466 |
| 2 | 2 | 20.673 | 18/6:07.290 |
| 3 | 1 | 20.806 | 18/6:09.696 |
| 4 | 1 | 20.848 | 18/6:11.088 |
| 5 | 2 | 21.856 | 18/6:15.552 |
| 6 | 1 | 21.726 | 18/6:18.138 |
| 7 | 1 | 20.680 | 18/6:17.295 |
| 8 | 1 | 20.737 | 18/6:16.792 |
| 9 | 1 | 21.459 | 18/6:17.844 |
| 10 | 2 | 23.953 | 17/6:01.888 |
| 11 | 2 | 20.818 | 17/6:01.162 |
| 12 | 2 | 20.141 | 18/6:20.751 |
| 13 | 2 | 20.463 | 18/6:19.796 |
| 14 | 2 | 25.078 | 17/6:03.527 |
| 15 | 2 | 20.681 | 17/6:02.730 |
| 16 | 2 | 21.317 | 17/6:02.709 |
| 17 | 2 | 19.803 | 17/6:01.176 |