| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.974 | 19/6:19.506 |
| 2 | 2 | 19.602 | 19/6:15.972 |
| 3 | 2 | 19.655 | 19/6:15.130 |
| 4 | 2 | 20.686 | 19/6:19.606 |
| 5 | 3 | 20.886 | 18/6:02.891 |
| 6 | 2 | 19.829 | 18/6:01.896 |
| 7 | 2 | 20.575 | 18/6:03.104 |
| 8 | 2 | 20.931 | 18/6:04.810 |
| 9 | 4 | 22.659 | 18/6:09.594 |
| 10 | 4 | 20.103 | 18/6:08.820 |
| 11 | 4 | 19.990 | 18/6:08.002 |
| 12 | 3 | 19.515 | 18/6:06.608 |
| 13 | 2 | 20.085 | 18/6:06.217 |
| 14 | 2 | 20.484 | 18/6:06.395 |
| 15 | 2 | 19.627 | 18/6:05.521 |
| 16 | 2 | 20.389 | 18/6:05.614 |
| 17 | 2 | 22.511 | 18/6:07.942 |
| 18 | 2 | 19.310 | 18/6:06.811 |