| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 15.864 | 19/5:01.416 |
| 2 | 1 | 15.635 | 20/5:14.990 |
| 3 | 2 | 16.584 | 19/5:04.526 |
| 4 | 1 | 15.876 | 19/5:03.805 |
| 5 | 1 | 16.202 | 19/5:04.612 |
| 6 | 1 | 15.932 | 19/5:04.294 |
| 7 | 1 | 16.119 | 19/5:04.575 |
| 8 | 1 | 15.926 | 19/5:04.328 |
| 9 | 1 | 16.057 | 19/5:04.412 |
| 10 | 1 | 16.052 | 19/5:04.469 |
| 11 | 1 | 16.073 | 19/5:04.553 |
| 12 | 1 | 16.093 | 19/5:04.654 |
| 13 | 1 | 16.301 | 19/5:05.044 |
| 14 | 2 | 19.699 | 19/5:09.989 |
| 15 | 2 | 16.279 | 19/5:09.943 |
| 16 | 2 | 15.979 | 19/5:09.547 |
| 17 | 2 | 16.356 | 19/5:09.618 |
| 18 | 2 | 15.931 | 19/5:09.233 |
| 19 | 1 | 16.299 | 19/5:09.257 |