| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.471 | 20/6:09.420 |
| 2 | 2 | 19.204 | 19/6:04.876 |
| 3 | 1 | 18.398 | 20/6:08.690 |
| 4 | 1 | 18.219 | 20/6:07.253 |
| 5 | 1 | 18.592 | 20/6:08.400 |
| 6 | 1 | 19.952 | 20/6:14.528 |
| 7 | 1 | 18.685 | 20/6:14.390 |
| 8 | 1 | 18.913 | 20/6:14.943 |
| 9 | 1 | 18.944 | 20/6:15.435 |
| 10 | 1 | 18.800 | 20/6:15.498 |
| 11 | 1 | 18.789 | 20/6:15.526 |
| 12 | 1 | 18.901 | 20/6:15.753 |
| 13 | 1 | 18.694 | 20/6:15.597 |
| 14 | 1 | 19.544 | 20/6:16.772 |
| 15 | 1 | 18.704 | 20/6:16.580 |
| 16 | 1 | 18.941 | 20/6:16.729 |
| 17 | 1 | 18.722 | 20/6:16.586 |
| 18 | 1 | 19.004 | 20/6:16.792 |
| 19 | 1 | 18.831 | 20/6:16.782 |
| 20 | 1 | 18.944 | 20/6:16.893 |