| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 2.061 | N/A |
| 2 | 4 | 20.113 | 19/6:04.095 |
| 3 | 4 | 19.495 | 20/6:18.337 |
| 4 | 4 | 20.314 | 19/6:01.593 |
| 5 | 4 | 20.867 | 19/6:05.611 |
| 6 | 4 | 20.372 | 19/6:06.240 |
| 7 | 4 | 20.377 | 19/6:06.675 |
| 8 | 4 | 19.723 | 19/6:05.303 |
| 9 | 4 | 21.860 | 19/6:09.083 |
| 10 | 5 | 23.813 | 19/6:15.929 |
| 11 | 5 | 19.422 | 19/6:13.501 |
| 12 | 5 | 21.005 | 19/6:14.106 |
| 13 | 5 | 29.454 | 18/6:05.882 |
| 14 | 5 | 19.802 | 18/6:03.790 |
| 15 | 5 | 20.888 | 18/6:03.317 |
| 16 | 5 | 26.980 | 18/6:09.810 |
| 17 | 5 | 21.953 | 18/6:10.151 |
| 18 | 5 | 23.158 | 18/6:11.657 |