| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 21.438 | 17/6:04.446 |
| 2 | 2 | 21.420 | 17/6:04.293 |
| 3 | 2 | 20.738 | 17/6:00.377 |
| 4 | 2 | 21.272 | 17/6:00.689 |
| 5 | 2 | 20.550 | 18/6:19.505 |
| 6 | 2 | 20.717 | 18/6:18.405 |
| 7 | 2 | 21.547 | 18/6:19.754 |
| 8 | 2 | 22.205 | 17/6:01.010 |
| 9 | 2 | 20.800 | 17/6:00.187 |
| 10 | 2 | 23.784 | 17/6:04.601 |
| 11 | 2 | 21.475 | 17/6:04.644 |
| 12 | 2 | 21.016 | 17/6:04.029 |
| 13 | 2 | 22.812 | 17/6:05.858 |
| 14 | 3 | 23.080 | 17/6:07.751 |
| 15 | 2 | 21.321 | 17/6:07.398 |
| 16 | 2 | 20.908 | 17/6:06.651 |
| 17 | 2 | 22.068 | 17/6:07.151 |