| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.856 | 21/6:14.976 |
| 2 | 2 | 18.101 | 21/6:17.548 |
| 3 | 3 | 17.831 | 21/6:16.516 |
| 4 | 2 | 18.250 | 20/6:00.190 |
| 5 | 2 | 18.313 | 20/6:01.404 |
| 6 | 1 | 17.909 | 20/6:00.867 |
| 7 | 2 | 19.009 | 20/6:03.626 |
| 8 | 2 | 17.943 | 20/6:03.030 |
| 9 | 2 | 18.116 | 20/6:02.951 |
| 10 | 2 | 17.885 | 20/6:02.426 |
| 11 | 2 | 18.824 | 20/6:03.704 |
| 12 | 2 | 19.119 | 20/6:05.260 |
| 13 | 2 | 18.948 | 20/6:06.314 |
| 14 | 2 | 17.918 | 20/6:05.746 |
| 15 | 2 | 17.695 | 20/6:04.956 |
| 16 | 2 | 18.241 | 20/6:04.947 |
| 17 | 2 | 17.805 | 20/6:04.427 |
| 18 | 2 | 18.707 | 20/6:04.967 |
| 19 | 2 | 17.790 | 20/6:04.484 |
| 20 | 2 | 18.659 | 20/6:04.919 |