| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 16.783 | 22/6:09.226 |
| 2 | 1 | 17.324 | 22/6:15.177 |
| 3 | 2 | 17.316 | 22/6:17.102 |
| 4 | 1 | 17.692 | 21/6:02.853 |
| 5 | 2 | 22.415 | 20/6:06.012 |
| 6 | 2 | 17.632 | 20/6:03.873 |
| 7 | 2 | 17.936 | 20/6:03.137 |
| 8 | 2 | 17.478 | 20/6:01.044 |
| 9 | 1 | 17.352 | 21/6:17.832 |
| 10 | 1 | 17.906 | 21/6:17.651 |
| 11 | 1 | 17.618 | 21/6:16.953 |
| 12 | 1 | 17.740 | 21/6:16.586 |
| 13 | 1 | 17.860 | 21/6:16.468 |
| 14 | 1 | 17.643 | 21/6:16.042 |
| 15 | 1 | 17.808 | 21/6:15.904 |
| 16 | 1 | 17.679 | 21/6:15.613 |
| 17 | 1 | 18.325 | 21/6:16.155 |
| 18 | 1 | 17.878 | 21/6:16.115 |
| 19 | 1 | 18.921 | 21/6:17.232 |
| 20 | 1 | 19.016 | 20/6:00.322 |