| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 19.116 | 19/6:03.204 |
| 2 | 2 | 20.560 | 19/6:16.922 |
| 3 | 1 | 18.384 | 19/6:07.713 |
| 4 | 2 | 19.027 | 19/6:06.163 |
| 5 | 2 | 19.154 | 19/6:05.716 |
| 6 | 2 | 19.007 | 19/6:04.952 |
| 7 | 1 | 19.107 | 19/6:04.678 |
| 8 | 1 | 18.945 | 19/6:04.088 |
| 9 | 1 | 18.831 | 19/6:03.388 |
| 10 | 1 | 18.723 | 19/6:02.623 |
| 11 | 1 | 18.729 | 19/6:02.007 |
| 12 | 1 | 18.981 | 19/6:01.893 |
| 13 | 1 | 19.005 | 19/6:01.832 |
| 14 | 1 | 19.508 | 19/6:02.462 |
| 15 | 1 | 19.037 | 19/6:02.411 |
| 16 | 2 | 24.613 | 19/6:08.988 |
| 17 | 2 | 20.447 | 19/6:10.136 |
| 18 | 2 | 18.450 | 19/6:09.048 |
| 19 | 2 | 19.178 | 19/6:08.802 |