| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 17.988 | 21/6:17.748 |
| 2 | 3 | 17.193 | 21/6:09.400 |
| 3 | 3 | 17.485 | 21/6:08.662 |
| 4 | 5 | 19.715 | 20/6:01.905 |
| 5 | 3 | 17.271 | 21/6:16.538 |
| 6 | 3 | 17.512 | 21/6:15.074 |
| 7 | 3 | 17.597 | 21/6:14.283 |
| 8 | 3 | 18.299 | 21/6:15.533 |
| 9 | 3 | 17.148 | 21/6:13.819 |
| 10 | 4 | 22.256 | 20/6:04.928 |
| 11 | 4 | 17.329 | 20/6:03.260 |
| 12 | 4 | 18.138 | 20/6:03.218 |
| 13 | 3 | 18.552 | 20/6:03.820 |
| 14 | 3 | 17.760 | 20/6:03.204 |
| 15 | 3 | 17.508 | 20/6:02.335 |
| 16 | 5 | 21.376 | 20/6:06.409 |
| 17 | 5 | 17.654 | 20/6:05.625 |
| 18 | 4 | 17.579 | 20/6:04.844 |
| 19 | 4 | 17.340 | 20/6:03.895 |
| 20 | 4 | 17.851 | 20/6:03.551 |