| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.292 | 20/6:05.840 |
| 2 | 1 | 17.986 | 20/6:02.780 |
| 3 | 2 | 19.077 | 20/6:09.033 |
| 4 | 1 | 17.891 | 20/6:06.230 |
| 5 | 1 | 19.591 | 20/6:11.348 |
| 6 | 1 | 18.708 | 20/6:11.817 |
| 7 | 2 | 22.872 | 19/6:04.846 |
| 8 | 2 | 18.338 | 19/6:02.793 |
| 9 | 1 | 18.230 | 19/6:00.968 |
| 10 | 2 | 18.575 | 19/6:00.164 |
| 11 | 2 | 17.979 | 20/6:17.344 |
| 12 | 2 | 18.394 | 20/6:16.555 |
| 13 | 2 | 18.798 | 20/6:16.509 |
| 14 | 2 | 17.922 | 20/6:15.219 |
| 15 | 3 | 19.403 | 20/6:16.075 |
| 16 | 3 | 18.713 | 20/6:15.961 |
| 17 | 3 | 17.818 | 20/6:14.808 |
| 18 | 3 | 18.610 | 20/6:14.663 |
| 19 | 3 | 20.995 | 20/6:17.044 |
| 20 | 3 | 21.343 | 20/6:19.535 |