| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.947 | 19/6:18.993 |
| 2 | 4 | 21.211 | 18/6:10.422 |
| 3 | 4 | 19.918 | 18/6:06.456 |
| 4 | 3 | 19.558 | 18/6:02.853 |
| 5 | 3 | 18.494 | 19/6:16.686 |
| 6 | 5 | 22.029 | 18/6:03.471 |
| 7 | 5 | 19.074 | 18/6:00.594 |
| 8 | 5 | 18.740 | 19/6:17.556 |
| 9 | 5 | 25.956 | 18/6:09.854 |
| 10 | 5 | 19.695 | 18/6:08.320 |
| 11 | 5 | 21.633 | 18/6:10.235 |
| 12 | 5 | 19.629 | 18/6:08.826 |
| 13 | 4 | 18.638 | 18/6:06.261 |
| 14 | 4 | 19.232 | 18/6:04.827 |
| 15 | 4 | 20.881 | 18/6:05.562 |
| 16 | 5 | 21.214 | 18/6:06.580 |
| 17 | 4 | 19.629 | 18/6:05.800 |
| 18 | 4 | 19.418 | 18/6:04.896 |