| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.666 | 20/6:13.320 |
| 2 | 2 | 19.476 | 19/6:02.349 |
| 3 | 2 | 18.656 | 20/6:18.653 |
| 4 | 3 | 18.952 | 20/6:18.750 |
| 5 | 4 | 19.406 | 19/6:01.593 |
| 6 | 4 | 19.215 | 19/6:02.175 |
| 7 | 4 | 19.034 | 19/6:02.099 |
| 8 | 4 | 20.093 | 19/6:04.558 |
| 9 | 4 | 18.618 | 19/6:03.356 |
| 10 | 4 | 19.344 | 19/6:03.774 |
| 11 | 4 | 19.211 | 19/6:03.886 |
| 12 | 4 | 19.524 | 19/6:04.475 |
| 13 | 4 | 19.687 | 19/6:05.212 |
| 14 | 4 | 18.783 | 19/6:04.617 |
| 15 | 4 | 18.436 | 19/6:03.661 |
| 16 | 4 | 18.947 | 19/6:03.432 |
| 17 | 4 | 21.170 | 19/6:05.714 |
| 18 | 4 | 20.290 | 19/6:06.814 |
| 19 | 3 | 18.679 | 19/6:06.187 |