| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.283 | 20/6:05.660 |
| 2 | 3 | 19.216 | 20/6:14.990 |
| 3 | 3 | 17.776 | 20/6:08.500 |
| 4 | 4 | 21.925 | 19/6:06.700 |
| 5 | 4 | 18.329 | 19/6:03.010 |
| 6 | 3 | 17.661 | 20/6:17.300 |
| 7 | 3 | 19.373 | 20/6:18.751 |
| 8 | 3 | 18.417 | 20/6:17.450 |
| 9 | 3 | 18.563 | 20/6:16.762 |
| 10 | 3 | 18.109 | 20/6:15.304 |
| 11 | 3 | 20.731 | 20/6:18.878 |
| 12 | 3 | 18.098 | 20/6:17.468 |
| 13 | 4 | 20.131 | 19/6:00.433 |
| 14 | 4 | 18.842 | 19/6:00.259 |
| 15 | 4 | 18.804 | 19/6:00.060 |
| 16 | 3 | 18.482 | 20/6:18.425 |
| 17 | 3 | 19.205 | 20/6:18.759 |
| 18 | 3 | 18.303 | 20/6:18.053 |
| 19 | 3 | 17.709 | 20/6:16.797 |
| 20 | 3 | 20.483 | 20/6:18.440 |