| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 17.799 | 21/6:13.779 |
| 2 | 3 | 17.403 | 21/6:09.621 |
| 3 | 6 | 18.691 | 21/6:17.251 |
| 4 | 6 | 20.633 | 20/6:12.630 |
| 5 | 6 | 16.909 | 20/6:05.740 |
| 6 | 6 | 20.631 | 20/6:13.553 |
| 7 | 6 | 16.987 | 20/6:08.723 |
| 8 | 6 | 17.344 | 20/6:05.992 |
| 9 | 6 | 17.226 | 20/6:03.607 |
| 10 | 6 | 18.716 | 20/6:04.678 |
| 11 | 6 | 17.849 | 20/6:03.978 |
| 12 | 6 | 17.146 | 20/6:02.223 |
| 13 | 6 | 17.272 | 20/6:00.932 |
| 14 | 5 | 17.581 | 20/6:00.267 |
| 15 | 6 | 17.967 | 20/6:00.205 |
| 16 | 6 | 17.412 | 21/6:17.430 |
| 17 | 6 | 23.830 | 20/6:06.348 |
| 18 | 6 | 21.119 | 20/6:09.461 |
| 19 | 6 | 18.527 | 20/6:09.518 |
| 20 | 6 | 17.126 | 20/6:08.168 |