| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.991 | 19/6:00.829 |
| 2 | 2 | 18.610 | 20/6:16.010 |
| 3 | 3 | 18.430 | 20/6:13.540 |
| 4 | 3 | 18.756 | 20/6:13.935 |
| 5 | 3 | 18.018 | 20/6:11.220 |
| 6 | 3 | 19.391 | 20/6:13.987 |
| 7 | 3 | 19.813 | 20/6:17.169 |
| 8 | 3 | 19.372 | 20/6:18.452 |
| 9 | 3 | 23.724 | 19/6:09.666 |
| 10 | 4 | 22.677 | 19/6:15.786 |
| 11 | 3 | 18.772 | 19/6:14.048 |
| 12 | 3 | 20.690 | 19/6:15.636 |
| 13 | 3 | 19.886 | 19/6:15.805 |
| 14 | 4 | 22.547 | 19/6:19.562 |
| 15 | 5 | 22.051 | 18/6:02.074 |
| 16 | 4 | 23.320 | 18/6:05.679 |
| 17 | 4 | 21.579 | 18/6:07.017 |
| 18 | 4 | 19.023 | 18/6:05.650 |