| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.997 | 18/6:17.946 |
| 2 | 2 | 20.097 | 18/6:09.846 |
| 3 | 1 | 20.562 | 18/6:09.936 |
| 4 | 1 | 20.228 | 18/6:08.478 |
| 5 | 1 | 19.364 | 18/6:04.493 |
| 6 | 1 | 19.387 | 18/6:01.905 |
| 7 | 1 | 20.763 | 18/6:03.595 |
| 8 | 2 | 25.435 | 18/6:15.374 |
| 9 | 2 | 19.998 | 18/6:13.662 |
| 10 | 2 | 22.929 | 18/6:17.568 |
| 11 | 2 | 19.420 | 18/6:15.022 |
| 12 | 2 | 23.011 | 18/6:18.286 |
| 13 | 2 | 19.397 | 18/6:16.045 |
| 14 | 2 | 22.603 | 18/6:18.246 |
| 15 | 2 | 20.152 | 18/6:17.212 |
| 16 | 2 | 21.707 | 18/6:18.056 |
| 17 | 2 | 20.381 | 18/6:17.398 |
| 18 | 2 | 22.916 | 18/6:19.347 |