| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 1.938 | N/A |
| 2 | 2 | 18.527 | 21/6:12.478 |
| 3 | 2 | 18.973 | 21/6:16.938 |
| 4 | 1 | 18.421 | 21/6:14.744 |
| 5 | 1 | 19.044 | 21/6:16.763 |
| 6 | 2 | 21.787 | 20/6:09.595 |
| 7 | 3 | 19.124 | 20/6:08.878 |
| 8 | 2 | 18.882 | 20/6:07.709 |
| 9 | 3 | 20.911 | 20/6:11.651 |
| 10 | 2 | 18.909 | 20/6:10.491 |
| 11 | 2 | 18.609 | 20/6:08.993 |
| 12 | 2 | 19.745 | 20/6:09.729 |
| 13 | 2 | 19.689 | 20/6:10.254 |
| 14 | 2 | 17.679 | 20/6:07.761 |
| 15 | 2 | 17.896 | 20/6:05.918 |
| 16 | 2 | 18.735 | 20/6:05.383 |
| 17 | 2 | 17.869 | 20/6:03.888 |
| 18 | 2 | 18.328 | 20/6:03.081 |
| 19 | 2 | 18.530 | 20/6:02.577 |
| 20 | 2 | 18.753 | 20/6:02.349 |