| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 17.852 | 21/6:14.892 |
| 2 | 3 | 16.444 | 21/6:00.108 |
| 3 | 3 | 16.377 | 22/6:11.602 |
| 4 | 4 | 18.643 | 21/6:03.909 |
| 5 | 4 | 17.291 | 21/6:03.749 |
| 6 | 4 | 19.233 | 21/6:10.440 |
| 7 | 6 | 22.946 | 20/6:07.960 |
| 8 | 4 | 16.736 | 20/6:03.805 |
| 9 | 3 | 17.067 | 20/6:01.309 |
| 10 | 3 | 18.887 | 20/6:02.952 |
| 11 | 3 | 16.652 | 20/6:00.233 |
| 12 | 3 | 16.810 | 21/6:16.142 |
| 13 | 3 | 16.880 | 21/6:14.475 |
| 14 | 4 | 18.645 | 21/6:15.695 |
| 15 | 4 | 22.523 | 20/6:03.981 |
| 16 | 5 | 17.404 | 20/6:02.987 |
| 17 | 5 | 17.268 | 20/6:01.951 |
| 18 | 5 | 16.687 | 20/6:00.383 |
| 19 | 5 | 16.928 | 21/6:17.196 |
| 20 | 5 | 18.895 | 20/6:00.168 |