| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 20.196 | 18/6:03.528 |
| 2 | 1 | 19.859 | 18/6:00.495 |
| 3 | 1 | 19.581 | 19/6:17.695 |
| 4 | 1 | 20.336 | 19/6:19.867 |
| 5 | 2 | 20.240 | 18/6:00.763 |
| 6 | 2 | 20.145 | 18/6:01.071 |
| 7 | 1 | 19.682 | 18/6:00.100 |
| 8 | 1 | 20.357 | 18/6:00.891 |
| 9 | 1 | 20.125 | 18/6:01.042 |
| 10 | 1 | 19.772 | 18/6:00.527 |
| 11 | 1 | 19.964 | 18/6:00.421 |
| 12 | 1 | 20.684 | 18/6:01.411 |
| 13 | 1 | 19.767 | 18/6:00.980 |
| 14 | 1 | 19.715 | 18/6:00.544 |
| 15 | 1 | 19.980 | 18/6:00.484 |
| 16 | 1 | 19.815 | 18/6:00.245 |
| 17 | 1 | 20.373 | 18/6:00.626 |
| 18 | 1 | 22.325 | 18/6:02.916 |