| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 22.593 | N/A |
| 2 | 1 | 26.048 | 19/8:11.457 |
| 3 | 1 | 23.974 | 20/8:17.802 |
| 4 | 1 | 24.628 | 20/8:15.376 |
| 5 | 1 | 26.198 | 20/8:21.621 |
| 6 | 1 | 25.537 | 20/8:22.856 |
| 7 | 1 | 24.573 | 20/8:20.626 |
| 8 | 2 | 24.757 | 20/8:19.533 |
| 9 | 2 | 26.148 | 20/8:22.017 |
| 10 | 1 | 24.775 | 20/8:21.051 |
| 11 | 1 | 29.064 | 19/8:02.856 |
| 12 | 2 | 31.832 | 19/8:13.103 |
| 13 | 2 | 24.415 | 19/8:10.516 |
| 14 | 2 | 24.292 | 19/8:08.157 |
| 15 | 2 | 24.047 | 19/8:05.820 |
| 16 | 2 | 26.615 | 19/8:06.876 |
| 17 | 2 | 26.340 | 19/8:07.491 |
| 18 | 2 | 25.517 | 19/8:07.162 |
| 19 | 2 | 23.809 | 19/8:05.162 |