| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 24.152 | N/A |
| 2 | 4 | 21.279 | 17/6:04.616 |
| 3 | 4 | 21.582 | 17/6:07.004 |
| 4 | 4 | 17.574 | 18/6:06.617 |
| 5 | 4 | 25.645 | 17/6:08.472 |
| 6 | 4 | 16.585 | 18/6:13.213 |
| 7 | 4 | 20.586 | 18/6:13.363 |
| 8 | 4 | 15.983 | 18/6:02.291 |
| 9 | 4 | 20.308 | 18/6:03.178 |
| 10 | 5 | 20.347 | 18/6:03.942 |
| 11 | 4 | 18.645 | 18/6:01.659 |
| 12 | 4 | 16.390 | 19/6:15.845 |
| 13 | 4 | 18.190 | 19/6:13.823 |
| 14 | 4 | 16.077 | 19/6:09.185 |
| 15 | 4 | 15.671 | 19/6:04.688 |
| 16 | 4 | 17.541 | 19/6:03.035 |
| 17 | 4 | 16.248 | 19/6:00.134 |
| 18 | 5 | 16.351 | 20/6:16.213 |
| 19 | 4 | 18.842 | 20/6:16.542 |
| 20 | 4 | 15.793 | 20/6:13.789 |