| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 17.923 | 21/6:16.383 |
| 2 | 3 | 16.989 | 21/6:06.576 |
| 3 | 4 | 18.989 | 21/6:17.307 |
| 4 | 4 | 17.828 | 21/6:16.577 |
| 5 | 4 | 17.989 | 21/6:16.816 |
| 6 | 4 | 18.441 | 20/6:00.530 |
| 7 | 4 | 18.859 | 20/6:02.909 |
| 8 | 4 | 17.978 | 20/6:02.490 |
| 9 | 4 | 17.805 | 20/6:01.780 |
| 10 | 4 | 17.106 | 21/6:17.805 |
| 11 | 4 | 17.371 | 21/6:16.622 |
| 12 | 4 | 17.442 | 21/6:15.760 |
| 13 | 3 | 17.387 | 21/6:14.942 |
| 14 | 3 | 17.609 | 21/6:14.574 |
| 15 | 3 | 19.566 | 21/6:16.995 |
| 16 | 3 | 18.497 | 21/6:17.710 |
| 17 | 3 | 18.524 | 20/6:00.356 |
| 18 | 3 | 17.813 | 20/6:00.129 |
| 19 | 3 | 17.309 | 21/6:17.364 |
| 20 | 3 | 18.022 | 21/6:17.419 |
| 21 | 3 | 18.268 | 21/6:17.715 |