| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.603 | 20/6:12.060 |
| 2 | 2 | 18.777 | 20/6:13.800 |
| 3 | 2 | 18.931 | 20/6:15.407 |
| 4 | 1 | 19.424 | 20/6:18.675 |
| 5 | 1 | 18.636 | 20/6:17.484 |
| 6 | 1 | 18.593 | 20/6:16.547 |
| 7 | 1 | 18.597 | 20/6:15.889 |
| 8 | 2 | 19.666 | 20/6:18.067 |
| 9 | 1 | 19.097 | 20/6:18.498 |
| 10 | 1 | 18.888 | 20/6:18.424 |
| 11 | 1 | 18.262 | 20/6:17.225 |
| 12 | 2 | 24.919 | 19/6:07.956 |
| 13 | 2 | 18.605 | 19/6:06.843 |
| 14 | 2 | 18.566 | 19/6:05.837 |
| 15 | 2 | 18.337 | 19/6:04.675 |
| 16 | 2 | 19.013 | 19/6:04.460 |
| 17 | 2 | 20.435 | 19/6:05.861 |
| 18 | 2 | 18.575 | 19/6:05.142 |
| 19 | 2 | 18.604 | 19/6:04.528 |