| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 15.982 | 19/5:03.658 |
| 2 | 1 | 18.630 | 18/5:11.508 |
| 3 | 2 | 19.242 | 17/5:05.173 |
| 4 | 1 | 15.479 | 18/5:11.998 |
| 5 | 2 | 20.215 | 17/5:04.463 |
| 6 | 2 | 16.490 | 17/5:00.441 |
| 7 | 2 | 17.681 | 17/5:00.460 |
| 8 | 2 | 16.526 | 18/5:15.551 |
| 9 | 1 | 16.690 | 18/5:13.870 |
| 10 | 1 | 15.473 | 18/5:10.334 |
| 11 | 2 | 18.627 | 18/5:12.603 |
| 12 | 2 | 16.712 | 18/5:11.621 |
| 13 | 2 | 15.835 | 18/5:09.575 |
| 14 | 2 | 16.465 | 18/5:08.632 |
| 15 | 1 | 15.575 | 18/5:06.746 |
| 16 | 1 | 16.504 | 18/5:06.142 |
| 17 | 2 | 20.537 | 18/5:09.878 |
| 18 | 1 | 15.981 | 18/5:08.644 |