| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.449 | 21/6:06.429 |
| 2 | 1 | 16.679 | 22/6:15.408 |
| 3 | 2 | 19.865 | 21/6:17.951 |
| 4 | 2 | 17.791 | 21/6:16.866 |
| 5 | 3 | 18.214 | 21/6:17.992 |
| 6 | 2 | 16.659 | 21/6:13.299 |
| 7 | 2 | 17.479 | 21/6:12.408 |
| 8 | 1 | 16.960 | 21/6:10.377 |
| 9 | 1 | 16.927 | 21/6:08.720 |
| 10 | 1 | 17.968 | 21/6:09.581 |
| 11 | 2 | 17.780 | 21/6:09.926 |
| 12 | 2 | 17.436 | 21/6:09.612 |
| 13 | 1 | 17.148 | 21/6:08.881 |
| 14 | 1 | 16.928 | 21/6:07.924 |
| 15 | 1 | 17.437 | 21/6:07.808 |
| 16 | 1 | 17.557 | 21/6:07.864 |
| 17 | 1 | 17.433 | 21/6:07.759 |
| 18 | 1 | 17.277 | 21/6:07.485 |
| 19 | 1 | 17.396 | 21/6:07.371 |
| 20 | 1 | 18.485 | 21/6:08.411 |
| 21 | 1 | 17.348 | 21/6:08.216 |