| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.541 | 21/6:08.361 |
| 2 | 1 | 17.755 | 21/6:10.608 |
| 3 | 2 | 17.639 | 21/6:10.545 |
| 4 | 2 | 17.598 | 21/6:10.298 |
| 5 | 2 | 18.141 | 21/6:12.431 |
| 6 | 2 | 17.524 | 21/6:11.693 |
| 7 | 2 | 20.331 | 20/6:01.511 |
| 8 | 2 | 17.439 | 21/6:17.916 |
| 9 | 2 | 17.989 | 21/6:17.900 |
| 10 | 2 | 21.837 | 20/6:07.588 |
| 11 | 4 | 23.868 | 20/6:17.567 |
| 12 | 4 | 17.630 | 20/6:15.487 |
| 13 | 4 | 18.861 | 20/6:15.620 |
| 14 | 4 | 17.923 | 20/6:14.394 |
| 15 | 3 | 17.243 | 20/6:12.425 |
| 16 | 3 | 17.791 | 20/6:11.387 |
| 17 | 3 | 17.505 | 20/6:10.135 |
| 18 | 2 | 17.516 | 20/6:09.034 |
| 19 | 2 | 17.423 | 20/6:07.952 |
| 20 | 3 | 20.751 | 20/6:10.305 |