| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.333 | 20/6:06.660 |
| 2 | 3 | 17.519 | 21/6:16.446 |
| 3 | 2 | 18.389 | 20/6:01.607 |
| 4 | 2 | 17.866 | 20/6:00.535 |
| 5 | 3 | 18.377 | 20/6:01.936 |
| 6 | 3 | 17.992 | 20/6:01.587 |
| 7 | 3 | 17.856 | 20/6:00.949 |
| 8 | 3 | 18.304 | 20/6:01.590 |
| 9 | 3 | 18.305 | 20/6:02.091 |
| 10 | 3 | 18.836 | 20/6:03.554 |
| 11 | 3 | 18.049 | 20/6:03.320 |
| 12 | 3 | 18.258 | 20/6:03.473 |
| 13 | 3 | 17.665 | 20/6:02.691 |
| 14 | 3 | 18.338 | 20/6:02.981 |
| 15 | 3 | 18.414 | 20/6:03.335 |
| 16 | 3 | 18.205 | 20/6:03.382 |
| 17 | 3 | 18.079 | 20/6:03.276 |
| 18 | 3 | 17.715 | 20/6:02.778 |
| 19 | 3 | 17.848 | 20/6:02.472 |
| 20 | 3 | 18.562 | 20/6:02.910 |