| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 26.837 | N/A |
| 2 | 3 | 23.677 | 21/8:20.377 |
| 3 | 5 | 30.267 | 18/8:05.361 |
| 4 | 5 | 27.130 | 18/8:06.256 |
| 5 | 5 | 24.699 | 19/8:22.815 |
| 6 | 5 | 23.998 | 19/8:14.012 |
| 7 | 5 | 24.394 | 19/8:09.332 |
| 8 | 5 | 23.293 | 19/8:03.157 |
| 9 | 5 | 23.308 | 20/8:23.656 |
| 10 | 5 | 23.855 | 20/8:21.036 |
| 11 | 3 | 24.193 | 20/8:19.583 |
| 12 | 3 | 24.008 | 20/8:18.075 |
| 13 | 3 | 22.942 | 20/8:15.013 |
| 14 | 3 | 22.874 | 20/8:12.538 |
| 15 | 4 | 23.310 | 20/8:10.909 |
| 16 | 3 | 23.918 | 20/8:10.267 |
| 17 | 3 | 23.285 | 20/8:08.953 |
| 18 | 3 | 23.575 | 20/8:08.119 |
| 19 | 3 | 23.750 | 20/8:07.561 |
| 20 | 3 | 23.391 | 20/8:06.704 |