| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.886 | 21/6:15.606 |
| 2 | 3 | 19.557 | 20/6:14.430 |
| 3 | 3 | 18.875 | 20/6:15.453 |
| 4 | 3 | 18.349 | 20/6:13.335 |
| 5 | 2 | 18.121 | 20/6:11.152 |
| 6 | 2 | 17.827 | 20/6:08.717 |
| 7 | 2 | 17.577 | 20/6:06.263 |
| 8 | 2 | 18.982 | 20/6:07.935 |
| 9 | 2 | 17.664 | 20/6:06.307 |
| 10 | 2 | 18.529 | 20/6:06.734 |
| 11 | 2 | 17.936 | 20/6:06.005 |
| 12 | 2 | 18.382 | 20/6:06.142 |
| 13 | 2 | 20.066 | 20/6:08.848 |
| 14 | 3 | 18.644 | 20/6:09.136 |
| 15 | 2 | 17.629 | 20/6:08.032 |
| 16 | 2 | 18.156 | 20/6:07.725 |
| 17 | 2 | 17.935 | 20/6:07.194 |
| 18 | 2 | 18.412 | 20/6:07.252 |
| 19 | 2 | 18.015 | 20/6:06.886 |
| 20 | 2 | 18.386 | 20/6:06.928 |