| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 24.131 | N/A |
| 2 | 1 | 22.387 | 19/7:07.097 |
| 3 | 2 | 22.860 | 19/7:11.354 |
| 4 | 2 | 21.853 | 19/7:06.731 |
| 5 | 2 | 21.404 | 19/7:02.399 |
| 6 | 2 | 21.750 | 19/7:01.045 |
| 7 | 2 | 21.905 | 19/7:00.608 |
| 8 | 2 | 21.988 | 19/7:00.509 |
| 9 | 2 | 26.822 | 19/7:11.311 |
| 10 | 2 | 22.212 | 19/7:10.493 |
| 11 | 2 | 25.711 | 19/7:16.136 |
| 12 | 4 | 29.078 | 18/7:02.811 |
| 13 | 3 | 24.571 | 18/7:04.397 |
| 14 | 2 | 23.468 | 18/7:04.296 |
| 15 | 2 | 21.773 | 18/7:02.152 |
| 16 | 2 | 21.623 | 18/7:00.123 |
| 17 | 2 | 21.899 | 19/7:21.848 |
| 18 | 2 | 22.775 | 19/7:21.391 |
| 19 | 2 | 22.330 | 19/7:20.540 |