| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.797 | 20/6:00.058 |
| 2 | 1 | 17.795 | 21/6:16.971 |
| 3 | 1 | 17.517 | 21/6:14.692 |
| 4 | 3 | 20.277 | 20/6:06.588 |
| 5 | 3 | 17.142 | 20/6:02.063 |
| 6 | 3 | 17.176 | 21/6:17.895 |
| 7 | 4 | 28.554 | 19/6:06.982 |
| 8 | 4 | 16.388 | 19/6:00.803 |
| 9 | 4 | 16.309 | 20/6:14.432 |
| 10 | 4 | 19.996 | 20/6:16.749 |
| 11 | 4 | 17.118 | 20/6:13.883 |
| 12 | 4 | 20.982 | 20/6:17.403 |
| 13 | 4 | 19.870 | 20/6:18.831 |
| 14 | 4 | 18.174 | 20/6:17.808 |
| 15 | 4 | 18.693 | 20/6:17.561 |
| 16 | 4 | 34.512 | 19/6:16.156 |
| 17 | 4 | 16.894 | 19/6:13.091 |
| 18 | 3 | 16.761 | 19/6:10.216 |