| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.206 | 19/6:04.914 |
| 2 | 3 | 17.720 | 20/6:09.260 |
| 3 | 3 | 17.968 | 20/6:05.960 |
| 4 | 2 | 18.027 | 20/6:04.605 |
| 5 | 2 | 18.167 | 20/6:04.352 |
| 6 | 2 | 18.713 | 20/6:06.003 |
| 7 | 2 | 19.141 | 20/6:08.406 |
| 8 | 3 | 19.193 | 20/6:10.338 |
| 9 | 2 | 18.313 | 20/6:09.884 |
| 10 | 2 | 17.904 | 20/6:08.704 |
| 11 | 2 | 19.437 | 20/6:10.525 |
| 12 | 2 | 17.846 | 20/6:09.392 |
| 13 | 2 | 19.139 | 20/6:10.422 |
| 14 | 2 | 19.416 | 20/6:11.700 |
| 15 | 2 | 18.143 | 20/6:11.111 |
| 16 | 2 | 18.980 | 20/6:11.641 |
| 17 | 2 | 22.967 | 20/6:16.800 |
| 18 | 2 | 19.908 | 20/6:17.987 |
| 19 | 2 | 18.823 | 20/6:17.906 |
| 20 | 2 | 18.215 | 20/6:17.226 |