| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 21.291 | 17/6:01.947 |
| 2 | 1 | 20.340 | 18/6:14.679 |
| 3 | 1 | 20.669 | 18/6:13.800 |
| 4 | 1 | 20.149 | 18/6:11.020 |
| 5 | 1 | 20.994 | 18/6:12.395 |
| 6 | 1 | 21.009 | 18/6:13.356 |
| 7 | 1 | 20.656 | 18/6:13.135 |
| 8 | 1 | 21.258 | 18/6:14.324 |
| 9 | 2 | 26.653 | 17/6:04.591 |
| 10 | 2 | 21.732 | 17/6:05.077 |
| 11 | 2 | 21.446 | 17/6:05.032 |
| 12 | 2 | 25.298 | 17/6:10.451 |
| 13 | 2 | 20.528 | 17/6:08.799 |
| 14 | 2 | 20.281 | 17/6:07.083 |
| 15 | 2 | 20.827 | 17/6:06.215 |
| 16 | 2 | 21.714 | 17/6:06.398 |
| 17 | 2 | 24.955 | 17/6:09.800 |