| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.679 | 20/6:13.580 |
| 2 | 1 | 18.998 | 20/6:16.770 |
| 3 | 1 | 18.496 | 20/6:14.487 |
| 4 | 2 | 20.355 | 19/6:03.508 |
| 5 | 2 | 18.823 | 19/6:02.334 |
| 6 | 2 | 18.422 | 19/6:00.281 |
| 7 | 2 | 18.587 | 20/6:18.171 |
| 8 | 2 | 18.909 | 20/6:18.172 |
| 9 | 2 | 18.523 | 20/6:17.316 |
| 10 | 2 | 18.232 | 20/6:16.048 |
| 11 | 2 | 18.932 | 20/6:16.284 |
| 12 | 2 | 19.214 | 20/6:16.950 |
| 13 | 2 | 19.527 | 20/6:17.995 |
| 14 | 2 | 18.507 | 20/6:17.434 |
| 15 | 2 | 20.353 | 19/6:00.439 |
| 16 | 2 | 18.136 | 20/6:18.366 |
| 17 | 2 | 18.365 | 20/6:17.715 |
| 18 | 2 | 18.524 | 20/6:17.313 |
| 19 | 2 | 18.976 | 20/6:17.429 |
| 20 | 2 | 18.599 | 20/6:17.157 |