| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 23.832 | N/A |
| 2 | 2 | 19.892 | 21/7:01.672 |
| 3 | 1 | 19.143 | 22/7:13.699 |
| 4 | 1 | 19.816 | 22/7:15.789 |
| 5 | 1 | 21.427 | 21/7:05.222 |
| 6 | 1 | 18.974 | 21/7:00.084 |
| 7 | 2 | 21.834 | 21/7:07.452 |
| 8 | 2 | 20.318 | 21/7:07.843 |
| 9 | 2 | 19.754 | 21/7:06.727 |
| 10 | 3 | 22.850 | 21/7:12.738 |
| 11 | 3 | 25.605 | 20/7:02.096 |
| 12 | 3 | 19.724 | 21/7:20.808 |
| 13 | 3 | 19.560 | 21/7:18.660 |
| 14 | 3 | 19.102 | 21/7:16.138 |
| 15 | 2 | 22.284 | 21/7:18.522 |
| 16 | 2 | 20.005 | 21/7:17.549 |
| 17 | 2 | 21.181 | 21/7:18.168 |
| 18 | 2 | 21.351 | 21/7:18.914 |
| 19 | 2 | 27.397 | 20/7:05.172 |
| 20 | 2 | 19.638 | 20/7:03.687 |