| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 2.828 | N/A |
| 2 | 2 | 25.067 | 21/8:24.168 |
| 3 | 3 | 27.363 | 20/8:20.913 |
| 4 | 3 | 27.494 | 19/8:02.372 |
| 5 | 3 | 24.595 | 20/8:19.293 |
| 6 | 3 | 24.223 | 20/8:12.047 |
| 7 | 3 | 25.231 | 20/8:10.409 |
| 8 | 3 | 25.965 | 20/8:11.231 |
| 9 | 3 | 24.842 | 20/8:09.180 |
| 10 | 3 | 24.725 | 20/8:07.338 |
| 11 | 3 | 26.029 | 20/8:08.342 |
| 12 | 3 | 24.067 | 20/8:05.775 |
| 13 | 4 | 33.814 | 20/8:19.068 |
| 14 | 4 | 25.206 | 20/8:17.735 |
| 15 | 4 | 25.017 | 20/8:16.336 |
| 16 | 4 | 30.814 | 20/8:22.467 |
| 17 | 4 | 24.358 | 20/8:20.164 |
| 18 | 4 | 29.520 | 20/8:23.902 |
| 19 | 4 | 29.462 | 19/8:00.620 |