| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 17.617 | 21/6:09.957 |
| 2 | 4 | 18.179 | 21/6:15.858 |
| 3 | 4 | 17.981 | 21/6:16.439 |
| 4 | 4 | 18.148 | 21/6:17.606 |
| 5 | 3 | 17.736 | 21/6:16.576 |
| 6 | 5 | 25.528 | 19/6:04.765 |
| 7 | 5 | 17.752 | 19/6:00.840 |
| 8 | 5 | 17.865 | 20/6:17.015 |
| 9 | 5 | 17.855 | 20/6:14.802 |
| 10 | 5 | 18.350 | 20/6:14.022 |
| 11 | 5 | 17.692 | 20/6:12.187 |
| 12 | 5 | 22.374 | 20/6:18.462 |
| 13 | 5 | 19.496 | 19/6:00.376 |
| 14 | 5 | 18.616 | 20/6:18.841 |
| 15 | 6 | 21.566 | 19/6:03.223 |
| 16 | 5 | 17.842 | 19/6:01.709 |
| 17 | 5 | 19.110 | 19/6:01.790 |
| 18 | 5 | 19.499 | 19/6:02.273 |
| 19 | 5 | 18.666 | 19/6:01.872 |