| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 2.385 | N/A |
| 2 | 1 | 23.988 | 19/7:14.169 |
| 3 | 2 | 24.596 | 19/7:19.641 |
| 4 | 2 | 23.616 | 19/7:15.585 |
| 5 | 2 | 22.660 | 19/7:09.255 |
| 6 | 2 | 23.842 | 19/7:09.712 |
| 7 | 2 | 22.478 | 19/7:05.925 |
| 8 | 3 | 27.501 | 19/7:16.136 |
| 9 | 2 | 22.899 | 19/7:13.044 |
| 10 | 2 | 27.262 | 19/7:20.069 |
| 11 | 3 | 23.938 | 19/7:19.389 |
| 12 | 3 | 27.451 | 18/7:00.014 |
| 13 | 3 | 21.860 | 19/7:20.521 |
| 14 | 3 | 21.958 | 19/7:17.222 |
| 15 | 4 | 28.417 | 19/7:22.698 |
| 16 | 4 | 25.213 | 19/7:23.599 |
| 17 | 4 | 23.955 | 19/7:22.973 |
| 18 | 4 | 23.811 | 19/7:22.267 |
| 19 | 4 | 36.627 | 19/7:34.457 |