| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 19.188 | N/A |
| 2 | 1 | 21.693 | 17/6:06.276 |
| 3 | 1 | 21.672 | 17/6:06.108 |
| 4 | 1 | 18.614 | 18/6:10.402 |
| 5 | 1 | 18.094 | 19/6:19.516 |
| 6 | 2 | 27.274 | 17/6:02.698 |
| 7 | 2 | 21.113 | 17/6:01.748 |
| 8 | 2 | 23.481 | 17/6:06.481 |
| 9 | 2 | 21.886 | 17/6:06.842 |
| 10 | 2 | 20.694 | 17/6:05.003 |
| 11 | 2 | 20.681 | 17/6:03.511 |
| 12 | 2 | 20.282 | 17/6:01.710 |
| 13 | 2 | 21.149 | 17/6:01.365 |
| 14 | 2 | 21.485 | 17/6:01.487 |
| 15 | 2 | 20.134 | 17/6:00.047 |
| 16 | 2 | 18.994 | 18/6:18.733 |
| 17 | 2 | 19.821 | 18/6:17.321 |
| 18 | 2 | 21.187 | 18/6:17.442 |