| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 20.096 | 18/6:01.728 |
| 2 | 1 | 20.249 | 18/6:03.105 |
| 3 | 1 | 21.968 | 18/6:13.878 |
| 4 | 2 | 21.182 | 18/6:15.728 |
| 5 | 2 | 19.826 | 18/6:11.956 |
| 6 | 2 | 22.388 | 18/6:17.127 |
| 7 | 2 | 19.634 | 18/6:13.739 |
| 8 | 1 | 19.587 | 18/6:11.093 |
| 9 | 1 | 19.049 | 18/6:07.958 |
| 10 | 1 | 23.093 | 18/6:12.730 |
| 11 | 1 | 20.374 | 18/6:12.184 |
| 12 | 1 | 23.935 | 18/6:17.072 |
| 13 | 1 | 25.106 | 17/6:01.560 |
| 14 | 1 | 22.573 | 17/6:03.144 |
| 15 | 2 | 24.852 | 17/6:07.100 |
| 16 | 2 | 20.915 | 17/6:06.379 |
| 17 | 1 | 19.560 | 17/6:04.387 |