| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 2.549 | N/A |
| 2 | 3 | 23.444 | 19/7:04.541 |
| 3 | 4 | 26.416 | 18/7:06.359 |
| 4 | 4 | 22.437 | 19/7:16.331 |
| 5 | 4 | 23.368 | 19/7:13.041 |
| 6 | 4 | 21.749 | 19/7:05.239 |
| 7 | 4 | 22.492 | 19/7:02.267 |
| 8 | 4 | 22.377 | 20/7:23.031 |
| 9 | 4 | 23.558 | 19/7:00.691 |
| 10 | 4 | 24.265 | 19/7:02.761 |
| 11 | 4 | 28.040 | 19/7:11.211 |
| 12 | 4 | 24.790 | 19/7:12.807 |
| 13 | 4 | 30.961 | 19/7:23.394 |
| 14 | 4 | 22.804 | 19/7:21.058 |
| 15 | 4 | 22.693 | 19/7:18.912 |
| 16 | 4 | 23.123 | 19/7:17.569 |
| 17 | 4 | 26.723 | 19/7:20.444 |
| 18 | 4 | 26.550 | 19/7:22.797 |
| 19 | 4 | 31.220 | 19/7:29.559 |