| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 25.533 | 19/8:05.127 |
| 2 | 1 | 25.596 | 19/8:05.726 |
| 3 | 1 | 24.218 | 20/8:22.313 |
| 4 | 1 | 23.817 | 20/8:15.820 |
| 5 | 1 | 23.052 | 20/8:08.864 |
| 6 | 1 | 24.060 | 20/8:07.587 |
| 7 | 1 | 23.617 | 20/8:05.409 |
| 8 | 1 | 23.910 | 20/8:04.507 |
| 9 | 1 | 25.610 | 20/8:07.584 |
| 10 | 1 | 23.147 | 20/8:05.120 |
| 11 | 1 | 27.694 | 20/8:11.371 |
| 12 | 1 | 24.833 | 20/8:11.812 |
| 13 | 1 | 26.086 | 20/8:14.112 |
| 14 | 2 | 27.164 | 20/8:17.624 |
| 15 | 2 | 28.082 | 20/8:21.892 |
| 16 | 2 | 34.110 | 19/8:07.503 |
| 17 | 3 | 27.243 | 19/8:09.275 |
| 18 | 3 | 24.683 | 19/8:08.147 |
| 19 | 3 | 23.005 | 19/8:05.460 |