| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.308 | 18/6:05.544 |
| 2 | 1 | 20.308 | 18/6:05.544 |
| 3 | 1 | 17.421 | 29/6:04.714 |
| 4 | 2 | 37.095 | 20/6:14.120 |
| 5 | 2 | 18.265 | 20/6:12.356 |
| 6 | 2 | 17.715 | 20/6:09.347 |
| 7 | 1 | 18.292 | 20/6:08.846 |
| 8 | 1 | 17.623 | 20/6:06.798 |
| 9 | 1 | 17.963 | 20/6:05.960 |
| 10 | 1 | 18.145 | 20/6:05.654 |
| 11 | 1 | 17.564 | 20/6:04.347 |
| 12 | 1 | 17.627 | 20/6:03.363 |
| 13 | 1 | 17.966 | 20/6:03.052 |
| 14 | 1 | 17.919 | 20/6:02.719 |
| 15 | 1 | 17.939 | 20/6:02.456 |
| 16 | 1 | 18.004 | 20/6:02.308 |
| 17 | 1 | 18.196 | 20/6:02.402 |
| 18 | 1 | 18.287 | 20/6:02.588 |
| 19 | 1 | 18.323 | 20/6:02.792 |
| 20 | 1 | 18.590 | 20/6:03.242 |