| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 20.378 | 18/6:06.804 |
| 2 | 1 | 20.351 | 18/6:06.561 |
| 3 | 1 | 20.685 | 18/6:08.484 |
| 4 | 1 | 21.139 | 18/6:11.488 |
| 5 | 1 | 20.733 | 18/6:11.830 |
| 6 | 1 | 20.520 | 18/6:11.418 |
| 7 | 2 | 20.792 | 18/6:11.823 |
| 8 | 1 | 20.240 | 18/6:10.886 |
| 9 | 1 | 21.182 | 18/6:12.040 |
| 10 | 2 | 23.802 | 18/6:17.680 |
| 11 | 2 | 20.584 | 18/6:17.028 |
| 12 | 2 | 20.820 | 18/6:16.839 |
| 13 | 2 | 25.972 | 17/6:02.490 |
| 14 | 2 | 20.615 | 17/6:01.630 |
| 15 | 2 | 24.983 | 17/6:05.835 |
| 16 | 2 | 21.853 | 17/6:06.190 |
| 17 | 3 | 25.920 | 17/6:10.569 |