| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 19.871 | 19/6:17.549 |
| 2 | 2 | 23.448 | 17/6:08.212 |
| 3 | 2 | 20.017 | 18/6:20.016 |
| 4 | 2 | 20.692 | 18/6:18.126 |
| 5 | 3 | 21.994 | 17/6:00.475 |
| 6 | 3 | 19.765 | 18/6:17.361 |
| 7 | 3 | 20.615 | 18/6:16.462 |
| 8 | 2 | 21.166 | 18/6:17.028 |
| 9 | 2 | 20.510 | 18/6:16.156 |
| 10 | 2 | 19.034 | 18/6:12.802 |
| 11 | 2 | 19.700 | 18/6:11.147 |
| 12 | 2 | 21.491 | 18/6:12.454 |
| 13 | 2 | 19.988 | 18/6:11.480 |
| 14 | 3 | 24.077 | 18/6:15.902 |
| 15 | 3 | 21.460 | 18/6:16.594 |
| 16 | 3 | 19.109 | 18/6:14.554 |
| 17 | 3 | 21.434 | 18/6:15.216 |
| 18 | 2 | 19.194 | 18/6:13.565 |