| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 21.188 | N/A |
| 2 | 2 | 17.859 | 20/6:00.509 |
| 3 | 2 | 17.838 | 20/6:00.309 |
| 4 | 3 | 18.022 | 20/6:01.408 |
| 5 | 3 | 18.310 | 20/6:03.325 |
| 6 | 3 | 17.971 | 20/6:03.188 |
| 7 | 3 | 18.081 | 20/6:03.444 |
| 8 | 3 | 18.284 | 20/6:04.178 |
| 9 | 3 | 17.919 | 20/6:03.862 |
| 10 | 3 | 17.763 | 20/6:03.287 |
| 11 | 2 | 18.639 | 20/6:04.491 |
| 12 | 2 | 17.924 | 20/6:04.241 |
| 13 | 2 | 18.091 | 20/6:04.297 |
| 14 | 2 | 18.950 | 20/6:05.601 |
| 15 | 2 | 18.162 | 20/6:05.648 |
| 16 | 2 | 20.608 | 20/6:08.787 |
| 17 | 3 | 25.558 | 20/6:17.413 |
| 18 | 3 | 18.175 | 20/6:16.771 |
| 19 | 3 | 18.308 | 20/6:16.342 |
| 20 | 3 | 18.360 | 20/6:16.010 |