| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 17.397 | 21/6:05.337 |
| 2 | 4 | 20.116 | 20/6:15.130 |
| 3 | 4 | 16.817 | 20/6:02.200 |
| 4 | 4 | 16.847 | 21/6:13.679 |
| 5 | 3 | 16.517 | 21/6:08.315 |
| 6 | 3 | 16.444 | 21/6:04.483 |
| 7 | 3 | 16.523 | 21/6:01.983 |
| 8 | 3 | 16.072 | 22/6:16.016 |
| 9 | 3 | 16.909 | 22/6:15.569 |
| 10 | 2 | 16.724 | 22/6:14.805 |
| 11 | 2 | 17.374 | 22/6:15.480 |
| 12 | 2 | 16.517 | 22/6:14.471 |
| 13 | 3 | 16.790 | 22/6:14.080 |
| 14 | 3 | 16.733 | 22/6:13.654 |
| 15 | 3 | 16.518 | 22/6:12.970 |
| 16 | 3 | 17.110 | 22/6:13.186 |
| 17 | 2 | 17.573 | 22/6:13.975 |
| 18 | 3 | 19.994 | 21/6:00.471 |
| 19 | 3 | 18.864 | 21/6:02.348 |
| 20 | 4 | 17.020 | 21/6:02.102 |
| 21 | 3 | 16.262 | 21/6:01.121 |