| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.439 | 20/6:08.780 |
| 2 | 2 | 18.190 | 20/6:06.290 |
| 3 | 2 | 18.102 | 20/6:04.873 |
| 4 | 2 | 18.554 | 20/6:06.425 |
| 5 | 2 | 18.959 | 20/6:08.976 |
| 6 | 2 | 18.689 | 20/6:09.777 |
| 7 | 2 | 17.773 | 20/6:07.731 |
| 8 | 2 | 17.757 | 20/6:06.158 |
| 9 | 2 | 18.988 | 20/6:07.669 |
| 10 | 2 | 18.324 | 20/6:07.550 |
| 11 | 2 | 19.695 | 20/6:09.945 |
| 12 | 2 | 19.672 | 20/6:11.903 |
| 13 | 2 | 17.627 | 20/6:10.414 |
| 14 | 2 | 17.597 | 20/6:09.094 |
| 15 | 2 | 17.758 | 20/6:08.165 |
| 16 | 2 | 18.105 | 20/6:07.786 |
| 17 | 2 | 17.475 | 20/6:06.711 |
| 18 | 2 | 18.554 | 20/6:06.953 |
| 19 | 2 | 18.179 | 20/6:06.776 |
| 20 | 2 | 17.922 | 20/6:06.359 |