| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 21.658 | 17/6:08.186 |
| 2 | 1 | 19.767 | 18/6:12.825 |
| 3 | 2 | 20.759 | 18/6:13.104 |
| 4 | 2 | 20.409 | 18/6:11.668 |
| 5 | 1 | 20.150 | 18/6:09.875 |
| 6 | 1 | 19.724 | 18/6:07.401 |
| 7 | 1 | 19.846 | 18/6:05.948 |
| 8 | 1 | 20.023 | 18/6:05.256 |
| 9 | 1 | 19.499 | 18/6:03.670 |
| 10 | 1 | 19.997 | 18/6:03.298 |
| 11 | 1 | 19.957 | 18/6:02.927 |
| 12 | 1 | 19.261 | 18/6:01.575 |
| 13 | 1 | 19.997 | 18/6:01.450 |
| 14 | 1 | 21.590 | 18/6:03.390 |
| 15 | 1 | 19.472 | 18/6:02.531 |
| 16 | 1 | 20.253 | 18/6:02.657 |
| 17 | 1 | 19.342 | 18/6:01.804 |
| 18 | 1 | 19.769 | 18/6:01.473 |