| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.795 | 20/6:15.900 |
| 2 | 1 | 17.504 | 20/6:02.990 |
| 3 | 1 | 17.223 | 21/6:14.654 |
| 4 | 2 | 19.010 | 20/6:02.660 |
| 5 | 2 | 18.413 | 20/6:03.780 |
| 6 | 2 | 18.135 | 20/6:03.600 |
| 7 | 3 | 18.550 | 20/6:04.657 |
| 8 | 3 | 18.697 | 20/6:05.817 |
| 9 | 3 | 20.819 | 20/6:11.436 |
| 10 | 3 | 17.860 | 20/6:10.012 |
| 11 | 3 | 17.745 | 20/6:08.638 |
| 12 | 3 | 17.632 | 20/6:07.305 |
| 13 | 3 | 18.125 | 20/6:06.935 |
| 14 | 3 | 18.280 | 20/6:06.840 |
| 15 | 3 | 17.677 | 20/6:05.953 |
| 16 | 3 | 17.506 | 20/6:04.964 |
| 17 | 3 | 17.130 | 20/6:03.648 |
| 18 | 3 | 17.427 | 20/6:02.809 |
| 19 | 2 | 17.412 | 20/6:02.042 |
| 20 | 2 | 16.684 | 20/6:00.624 |