| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 25.305 | N/A |
| 2 | 1 | 23.893 | 18/7:11.486 |
| 3 | 1 | 22.799 | 18/7:02.187 |
| 4 | 1 | 22.079 | 19/7:17.931 |
| 5 | 2 | 26.381 | 18/7:09.701 |
| 6 | 2 | 22.799 | 18/7:06.338 |
| 7 | 2 | 21.989 | 18/7:01.801 |
| 8 | 2 | 20.982 | 19/7:19.104 |
| 9 | 2 | 22.230 | 19/7:17.397 |
| 10 | 2 | 22.139 | 19/7:15.887 |
| 11 | 2 | 22.382 | 19/7:15.116 |
| 12 | 1 | 20.785 | 19/7:11.872 |
| 13 | 2 | 22.082 | 19/7:11.115 |
| 14 | 2 | 21.871 | 19/7:10.181 |
| 15 | 2 | 22.828 | 19/7:10.612 |
| 16 | 2 | 22.104 | 19/7:10.116 |
| 17 | 2 | 22.972 | 19/7:10.659 |
| 18 | 2 | 21.450 | 19/7:09.526 |
| 19 | 1 | 24.981 | 19/7:12.051 |