| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.764 | 21/6:13.044 |
| 2 | 2 | 17.781 | 21/6:13.223 |
| 3 | 2 | 17.778 | 21/6:13.261 |
| 4 | 2 | 17.674 | 21/6:12.734 |
| 5 | 3 | 17.805 | 21/6:12.968 |
| 6 | 3 | 17.414 | 21/6:11.756 |
| 7 | 3 | 17.579 | 21/6:11.385 |
| 8 | 2 | 17.492 | 21/6:10.878 |
| 9 | 2 | 17.268 | 21/6:09.962 |
| 10 | 2 | 18.521 | 21/6:11.860 |
| 11 | 2 | 17.398 | 21/6:11.269 |
| 12 | 2 | 17.376 | 21/6:10.737 |
| 13 | 3 | 17.669 | 21/6:10.761 |
| 14 | 3 | 19.971 | 21/6:14.235 |
| 15 | 3 | 17.400 | 21/6:13.646 |
| 16 | 3 | 17.159 | 21/6:12.814 |
| 17 | 3 | 17.399 | 21/6:12.377 |
| 18 | 3 | 17.630 | 21/6:12.258 |
| 19 | 3 | 17.573 | 21/6:12.088 |
| 20 | 3 | 17.422 | 21/6:11.777 |
| 21 | 3 | 17.635 | 21/6:11.708 |