| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.067 | 18/6:01.206 |
| 2 | 4 | 19.905 | 19/6:19.734 |
| 3 | 3 | 18.802 | 19/6:12.235 |
| 4 | 3 | 18.311 | 19/6:06.153 |
| 5 | 3 | 17.209 | 20/6:17.176 |
| 6 | 3 | 18.891 | 20/6:17.283 |
| 7 | 3 | 22.699 | 19/6:08.828 |
| 8 | 3 | 22.368 | 19/6:15.848 |
| 9 | 3 | 20.331 | 19/6:17.008 |
| 10 | 3 | 22.481 | 18/6:01.915 |
| 11 | 4 | 17.647 | 19/6:17.773 |
| 12 | 4 | 17.511 | 19/6:14.018 |
| 13 | 4 | 18.160 | 19/6:11.789 |
| 14 | 4 | 17.856 | 19/6:09.465 |
| 15 | 4 | 18.037 | 19/6:07.681 |
| 16 | 4 | 18.605 | 19/6:06.795 |
| 17 | 4 | 19.317 | 19/6:06.808 |
| 18 | 4 | 22.592 | 19/6:10.277 |
| 19 | 4 | 30.532 | 19/6:21.321 |