| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.475 | 18/6:08.550 |
| 2 | 2 | 21.012 | 18/6:13.383 |
| 3 | 2 | 22.529 | 17/6:02.757 |
| 4 | 2 | 20.560 | 18/6:20.592 |
| 5 | 2 | 20.790 | 18/6:19.318 |
| 6 | 2 | 20.333 | 18/6:17.097 |
| 7 | 2 | 20.460 | 18/6:15.837 |
| 8 | 2 | 20.131 | 18/6:14.153 |
| 9 | 2 | 19.811 | 18/6:12.202 |
| 10 | 1 | 19.916 | 18/6:10.831 |
| 11 | 1 | 20.090 | 18/6:09.993 |
| 12 | 1 | 19.205 | 18/6:07.968 |
| 13 | 2 | 19.827 | 18/6:07.116 |
| 14 | 2 | 19.646 | 18/6:06.152 |
| 15 | 1 | 19.661 | 18/6:05.335 |
| 16 | 2 | 19.957 | 18/6:04.953 |
| 17 | 2 | 19.348 | 18/6:03.972 |
| 18 | 2 | 20.097 | 18/6:03.848 |