| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.724 | 19/6:14.756 |
| 2 | 3 | 19.141 | 19/6:09.217 |
| 3 | 3 | 19.661 | 19/6:10.665 |
| 4 | 3 | 23.495 | 18/6:09.094 |
| 5 | 3 | 20.127 | 18/6:07.733 |
| 6 | 3 | 19.310 | 18/6:04.374 |
| 7 | 3 | 20.584 | 18/6:05.251 |
| 8 | 3 | 19.288 | 18/6:02.993 |
| 9 | 3 | 24.806 | 18/6:12.272 |
| 10 | 3 | 19.411 | 18/6:09.985 |
| 11 | 3 | 19.791 | 18/6:08.735 |
| 12 | 3 | 20.465 | 18/6:08.705 |
| 13 | 4 | 29.641 | 17/6:00.196 |
| 14 | 4 | 19.893 | 18/6:19.719 |
| 15 | 4 | 19.182 | 18/6:17.423 |
| 16 | 4 | 18.953 | 18/6:15.156 |
| 17 | 4 | 19.941 | 18/6:14.202 |
| 18 | 4 | 19.065 | 18/6:12.478 |