| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 19.181 | 19/6:04.439 |
| 2 | 3 | 20.031 | 19/6:12.514 |
| 3 | 3 | 18.546 | 19/6:05.801 |
| 4 | 3 | 20.175 | 19/6:10.182 |
| 5 | 3 | 19.233 | 19/6:09.231 |
| 6 | 3 | 22.435 | 19/6:18.737 |
| 7 | 3 | 20.644 | 18/6:00.630 |
| 8 | 4 | 23.677 | 18/6:08.825 |
| 9 | 4 | 19.352 | 18/6:06.548 |
| 10 | 4 | 20.358 | 18/6:06.538 |
| 11 | 4 | 18.702 | 18/6:03.819 |
| 12 | 4 | 19.654 | 18/6:02.982 |
| 13 | 4 | 21.939 | 18/6:05.437 |
| 14 | 4 | 19.865 | 18/6:04.875 |
| 15 | 4 | 27.797 | 18/6:13.907 |
| 16 | 4 | 25.359 | 18/6:19.067 |
| 17 | 4 | 19.035 | 18/6:16.923 |
| 18 | 4 | 25.405 | 18/6:21.388 |