| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.370 | 21/7:07.770 |
| 2 | 5 | 22.592 | 20/7:09.620 |
| 3 | 5 | 18.704 | 21/7:11.662 |
| 4 | 3 | 18.467 | 21/7:00.698 |
| 5 | 5 | 29.605 | 20/7:18.952 |
| 6 | 5 | 18.450 | 20/7:07.293 |
| 7 | 5 | 19.960 | 20/7:03.280 |
| 8 | 4 | 21.640 | 20/7:04.470 |
| 9 | 5 | 32.456 | 19/7:06.960 |
| 10 | 5 | 19.801 | 19/7:01.886 |
| 11 | 6 | 21.380 | 19/7:00.461 |
| 12 | 5 | 22.726 | 19/7:01.406 |
| 13 | 5 | 23.924 | 19/7:03.956 |
| 14 | 5 | 20.695 | 19/7:01.759 |
| 15 | 5 | 24.342 | 19/7:04.475 |
| 16 | 6 | 22.137 | 19/7:04.233 |
| 17 | 6 | 18.932 | 19/7:00.438 |
| 18 | 5 | 26.224 | 19/7:04.761 |
| 19 | 6 | 23.439 | 19/7:05.844 |