| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.195 | 18/6:03.510 |
| 2 | 3 | 20.274 | 18/6:04.221 |
| 3 | 4 | 23.967 | 17/6:05.137 |
| 4 | 4 | 20.366 | 17/6:00.409 |
| 5 | 4 | 19.616 | 18/6:15.905 |
| 6 | 4 | 21.365 | 18/6:17.349 |
| 7 | 4 | 19.859 | 18/6:14.508 |
| 8 | 4 | 19.250 | 18/6:11.007 |
| 9 | 4 | 21.587 | 18/6:12.958 |
| 10 | 4 | 20.108 | 18/6:11.857 |
| 11 | 4 | 20.501 | 18/6:11.599 |
| 12 | 4 | 20.004 | 18/6:10.638 |
| 13 | 4 | 20.065 | 18/6:09.910 |
| 14 | 4 | 20.725 | 18/6:10.134 |
| 15 | 3 | 19.260 | 18/6:08.570 |
| 16 | 3 | 19.902 | 18/6:07.924 |
| 17 | 3 | 19.330 | 18/6:06.749 |
| 18 | 3 | 23.478 | 18/6:09.852 |