| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 28.273 | N/A |
| 2 | 4 | 21.911 | 19/7:02.671 |
| 3 | 4 | 21.951 | 19/7:03.031 |
| 4 | 4 | 21.394 | 20/7:21.561 |
| 5 | 5 | 22.677 | 19/7:03.971 |
| 6 | 4 | 21.979 | 19/7:03.956 |
| 7 | 4 | 22.314 | 19/7:04.951 |
| 8 | 4 | 21.389 | 19/7:03.283 |
| 9 | 4 | 21.629 | 19/7:02.572 |
| 10 | 4 | 23.612 | 19/7:05.985 |
| 11 | 5 | 21.477 | 19/7:04.872 |
| 12 | 4 | 22.210 | 19/7:05.161 |
| 13 | 4 | 23.025 | 19/7:06.625 |
| 14 | 4 | 21.800 | 19/7:06.167 |
| 15 | 4 | 23.650 | 19/7:08.153 |
| 16 | 4 | 21.428 | 19/7:07.208 |
| 17 | 5 | 25.952 | 19/7:11.470 |
| 18 | 6 | 22.008 | 19/7:11.055 |
| 19 | 5 | 22.233 | 19/7:10.912 |