| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.861 | 20/6:17.220 |
| 2 | 2 | 18.757 | 20/6:16.180 |
| 3 | 2 | 18.745 | 20/6:15.753 |
| 4 | 2 | 19.476 | 19/6:00.235 |
| 5 | 2 | 18.428 | 20/6:17.068 |
| 6 | 3 | 25.667 | 19/6:19.791 |
| 7 | 3 | 19.061 | 19/6:17.272 |
| 8 | 4 | 19.246 | 19/6:15.822 |
| 9 | 3 | 17.777 | 19/6:11.594 |
| 10 | 3 | 21.064 | 19/6:14.456 |
| 11 | 3 | 18.434 | 19/6:12.255 |
| 12 | 3 | 18.394 | 19/6:10.358 |
| 13 | 3 | 18.702 | 19/6:09.202 |
| 14 | 3 | 18.586 | 19/6:08.054 |
| 15 | 3 | 18.042 | 19/6:06.371 |
| 16 | 3 | 17.912 | 19/6:04.743 |
| 17 | 3 | 18.646 | 19/6:04.127 |
| 18 | 3 | 17.941 | 19/6:02.836 |
| 19 | 3 | 20.015 | 19/6:03.754 |