| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 8 | 38.470 | N/A |
| 2 | 5 | 24.642 | 19/8:02.026 |
| 3 | 3 | 25.062 | 19/8:05.806 |
| 4 | 3 | 25.996 | 19/8:12.067 |
| 5 | 2 | 25.346 | 19/8:13.177 |
| 6 | 2 | 26.906 | 19/8:19.097 |
| 7 | 3 | 27.136 | 19/8:23.734 |
| 8 | 3 | 24.587 | 19/8:20.491 |
| 9 | 3 | 24.933 | 19/8:18.838 |
| 10 | 3 | 28.658 | 19/8:25.002 |
| 11 | 5 | 32.606 | 18/8:10.452 |
| 12 | 5 | 26.090 | 18/8:09.684 |
| 13 | 5 | 27.822 | 18/8:11.497 |
| 14 | 6 | 33.557 | 18/8:20.531 |
| 15 | 5 | 24.057 | 18/8:16.739 |
| 16 | 5 | 24.312 | 18/8:13.741 |
| 17 | 5 | 29.126 | 18/8:16.233 |
| 18 | 5 | 24.341 | 18/8:13.647 |