| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.526 | 20/6:10.520 |
| 2 | 2 | 19.948 | 19/6:05.503 |
| 3 | 1 | 18.553 | 19/6:01.171 |
| 4 | 1 | 18.092 | 20/6:15.595 |
| 5 | 1 | 17.268 | 20/6:09.548 |
| 6 | 1 | 17.051 | 20/6:04.793 |
| 7 | 1 | 17.464 | 20/6:02.577 |
| 8 | 1 | 17.506 | 20/6:01.020 |
| 9 | 1 | 18.664 | 20/6:02.382 |
| 10 | 2 | 25.075 | 20/6:16.294 |
| 11 | 2 | 17.965 | 20/6:14.749 |
| 12 | 2 | 17.620 | 20/6:12.887 |
| 13 | 2 | 19.323 | 20/6:13.931 |
| 14 | 2 | 19.142 | 20/6:14.567 |
| 15 | 2 | 18.157 | 20/6:13.805 |
| 16 | 2 | 17.633 | 20/6:12.484 |
| 17 | 2 | 23.554 | 20/6:18.284 |
| 18 | 2 | 18.273 | 20/6:17.571 |
| 19 | 2 | 17.997 | 20/6:16.643 |
| 20 | 2 | 17.698 | 20/6:15.509 |