| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 31.457 | N/A |
| 2 | 4 | 19.563 | 21/7:02.717 |
| 3 | 4 | 21.395 | 20/7:00.558 |
| 4 | 4 | 21.604 | 20/7:07.683 |
| 5 | 4 | 20.837 | 20/7:07.602 |
| 6 | 4 | 20.448 | 20/7:06.075 |
| 7 | 3 | 21.569 | 20/7:08.607 |
| 8 | 4 | 22.720 | 20/7:13.540 |
| 9 | 3 | 19.907 | 20/7:10.559 |
| 10 | 3 | 20.131 | 20/7:08.713 |
| 11 | 3 | 20.606 | 20/7:08.139 |
| 12 | 4 | 21.641 | 20/7:09.456 |
| 13 | 4 | 21.015 | 20/7:09.564 |
| 14 | 4 | 19.012 | 20/7:06.727 |
| 15 | 4 | 23.143 | 20/7:09.901 |
| 16 | 4 | 19.777 | 20/7:08.389 |
| 17 | 4 | 20.406 | 20/7:07.813 |
| 18 | 4 | 24.419 | 20/7:11.790 |
| 19 | 3 | 18.971 | 20/7:09.574 |
| 20 | 3 | 20.543 | 20/7:09.164 |