| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 25.822 | 19/8:10.618 |
| 2 | 3 | 24.712 | 19/8:00.073 |
| 3 | 4 | 34.089 | 18/8:27.738 |
| 4 | 4 | 26.265 | 18/8:18.996 |
| 5 | 4 | 23.598 | 18/8:04.149 |
| 6 | 4 | 23.773 | 19/8:21.153 |
| 7 | 4 | 26.434 | 19/8:21.309 |
| 8 | 4 | 21.882 | 19/8:10.615 |
| 9 | 3 | 24.685 | 19/8:08.215 |
| 10 | 3 | 27.673 | 19/8:11.972 |
| 11 | 3 | 25.163 | 19/8:10.711 |
| 12 | 3 | 23.300 | 19/8:06.710 |
| 13 | 3 | 24.725 | 19/8:05.407 |
| 14 | 3 | 23.896 | 19/8:03.165 |
| 15 | 3 | 22.391 | 20/8:24.544 |
| 16 | 4 | 31.948 | 19/8:07.297 |
| 17 | 3 | 23.863 | 19/8:05.303 |
| 18 | 3 | 21.905 | 19/8:01.464 |
| 19 | 3 | 29.562 | 19/8:05.686 |