| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.966 | 18/6:17.388 |
| 2 | 4 | 20.104 | 18/6:09.630 |
| 3 | 4 | 20.510 | 18/6:09.480 |
| 4 | 4 | 20.433 | 18/6:09.059 |
| 5 | 4 | 20.135 | 18/6:07.733 |
| 6 | 4 | 19.499 | 18/6:04.941 |
| 7 | 4 | 19.185 | 18/6:02.139 |
| 8 | 4 | 22.943 | 18/6:08.494 |
| 9 | 4 | 19.346 | 18/6:06.242 |
| 10 | 4 | 19.263 | 18/6:04.291 |
| 11 | 4 | 19.708 | 18/6:03.423 |
| 12 | 4 | 20.766 | 18/6:04.287 |
| 13 | 4 | 19.867 | 18/6:03.773 |
| 14 | 4 | 22.472 | 18/6:06.682 |
| 15 | 4 | 19.840 | 18/6:06.044 |
| 16 | 4 | 19.929 | 18/6:05.587 |
| 17 | 4 | 19.701 | 18/6:04.942 |
| 18 | 4 | 19.752 | 18/6:04.419 |