| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 22.123 | N/A |
| 2 | 1 | 21.509 | 17/6:06.267 |
| 3 | 1 | 22.321 | 17/6:12.763 |
| 4 | 1 | 19.588 | 17/6:00.352 |
| 5 | 1 | 21.581 | 17/6:02.119 |
| 6 | 1 | 20.847 | 17/6:00.830 |
| 7 | 1 | 19.518 | 18/6:17.321 |
| 8 | 2 | 23.180 | 17/6:01.652 |
| 9 | 2 | 22.029 | 17/6:03.269 |
| 10 | 1 | 19.547 | 17/6:00.114 |
| 11 | 2 | 23.986 | 17/6:04.692 |
| 12 | 2 | 20.348 | 17/6:03.147 |
| 13 | 2 | 20.419 | 17/6:01.953 |
| 14 | 1 | 18.907 | 18/6:20.143 |
| 15 | 1 | 19.134 | 18/6:17.804 |
| 16 | 1 | 20.192 | 18/6:16.976 |
| 17 | 1 | 18.218 | 18/6:14.154 |
| 18 | 1 | 21.113 | 18/6:14.560 |