| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.117 | 20/6:02.340 |
| 2 | 2 | 17.726 | 21/6:16.352 |
| 3 | 2 | 17.618 | 21/6:14.227 |
| 4 | 3 | 18.396 | 21/6:17.249 |
| 5 | 2 | 17.646 | 21/6:15.913 |
| 6 | 3 | 20.504 | 20/6:06.690 |
| 7 | 3 | 25.143 | 19/6:06.836 |
| 8 | 4 | 18.776 | 19/6:05.574 |
| 9 | 4 | 17.859 | 19/6:02.657 |
| 10 | 4 | 18.271 | 19/6:01.106 |
| 11 | 4 | 17.440 | 20/6:17.265 |
| 12 | 4 | 17.614 | 20/6:15.183 |
| 13 | 4 | 19.769 | 20/6:16.737 |
| 14 | 4 | 18.584 | 20/6:16.376 |
| 15 | 4 | 17.650 | 20/6:14.817 |
| 16 | 4 | 17.881 | 20/6:13.743 |
| 17 | 4 | 17.242 | 20/6:12.042 |
| 18 | 4 | 17.566 | 20/6:10.891 |
| 19 | 4 | 17.637 | 20/6:09.936 |
| 20 | 4 | 17.923 | 20/6:09.362 |