| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.194 | 19/6:04.686 |
| 2 | 3 | 19.271 | 19/6:05.418 |
| 3 | 4 | 19.591 | 19/6:07.688 |
| 4 | 4 | 21.742 | 19/6:19.041 |
| 5 | 3 | 21.514 | 18/6:04.723 |
| 6 | 3 | 18.567 | 19/6:19.617 |
| 7 | 3 | 19.630 | 19/6:18.667 |
| 8 | 3 | 19.258 | 19/6:17.072 |
| 9 | 3 | 20.115 | 19/6:17.640 |
| 10 | 3 | 21.047 | 19/6:19.865 |
| 11 | 4 | 20.052 | 19/6:19.967 |
| 12 | 4 | 21.424 | 18/6:02.108 |
| 13 | 4 | 18.913 | 18/6:00.440 |
| 14 | 4 | 18.589 | 19/6:18.517 |
| 15 | 4 | 18.884 | 19/6:17.202 |
| 16 | 4 | 19.640 | 19/6:16.949 |
| 17 | 4 | 18.659 | 19/6:15.630 |
| 18 | 4 | 20.512 | 19/6:16.413 |
| 19 | 4 | 19.009 | 19/6:15.611 |