| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 1.137 | N/A |
| 2 | 2 | 24.183 | 21/8:04.797 |
| 3 | 1 | 20.070 | 23/8:07.092 |
| 4 | 1 | 28.717 | 21/8:07.603 |
| 5 | 2 | 35.449 | 19/8:09.022 |
| 6 | 1 | 24.735 | 19/8:00.491 |
| 7 | 1 | 25.498 | 20/8:23.535 |
| 8 | 1 | 23.472 | 20/8:15.473 |
| 9 | 1 | 25.784 | 20/8:14.918 |
| 10 | 2 | 24.319 | 20/8:11.394 |
| 11 | 2 | 24.842 | 20/8:09.568 |
| 12 | 1 | 22.101 | 20/8:03.339 |
| 13 | 2 | 25.486 | 20/8:03.509 |
| 14 | 2 | 31.887 | 20/8:13.007 |
| 15 | 2 | 31.610 | 20/8:20.773 |
| 16 | 2 | 28.382 | 20/8:23.414 |
| 17 | 2 | 24.404 | 20/8:21.002 |
| 18 | 2 | 26.507 | 20/8:21.223 |
| 19 | 2 | 22.950 | 20/8:17.666 |
| 20 | 1 | 29.088 | 20/8:20.621 |