| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 19.064 | 19/6:02.216 |
| 2 | 5 | 18.489 | 20/6:15.530 |
| 3 | 4 | 18.922 | 20/6:16.500 |
| 4 | 6 | 18.621 | 20/6:15.480 |
| 5 | 5 | 18.444 | 20/6:14.160 |
| 6 | 5 | 18.580 | 20/6:13.733 |
| 7 | 5 | 18.735 | 20/6:13.871 |
| 8 | 5 | 18.740 | 20/6:13.988 |
| 9 | 6 | 20.287 | 20/6:17.516 |
| 10 | 6 | 18.729 | 20/6:17.222 |
| 11 | 6 | 18.572 | 20/6:16.696 |
| 12 | 6 | 18.610 | 20/6:16.322 |
| 13 | 6 | 18.823 | 20/6:16.332 |
| 14 | 6 | 18.632 | 20/6:16.069 |
| 15 | 6 | 18.664 | 20/6:15.883 |
| 16 | 5 | 19.676 | 20/6:16.985 |
| 17 | 5 | 18.521 | 20/6:16.599 |
| 18 | 4 | 18.664 | 20/6:16.414 |
| 19 | 4 | 19.037 | 20/6:16.642 |
| 20 | 4 | 18.827 | 20/6:16.637 |