| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.503 | 18/6:09.054 |
| 2 | 3 | 21.151 | 18/6:14.886 |
| 3 | 3 | 20.175 | 18/6:10.974 |
| 4 | 2 | 20.478 | 18/6:10.381 |
| 5 | 4 | 23.274 | 18/6:20.092 |
| 6 | 4 | 20.882 | 18/6:19.389 |
| 7 | 2 | 19.693 | 18/6:15.830 |
| 8 | 2 | 21.146 | 18/6:16.430 |
| 9 | 2 | 19.532 | 18/6:13.668 |
| 10 | 2 | 20.596 | 18/6:13.374 |
| 11 | 2 | 19.139 | 18/6:10.749 |
| 12 | 2 | 19.191 | 18/6:08.640 |
| 13 | 2 | 19.115 | 18/6:06.750 |
| 14 | 2 | 22.810 | 18/6:09.881 |
| 15 | 2 | 20.706 | 18/6:10.069 |
| 16 | 2 | 23.172 | 18/6:13.008 |
| 17 | 2 | 19.155 | 18/6:11.348 |
| 18 | 2 | 24.576 | 18/6:15.294 |