| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 21.048 | N/A |
| 2 | 2 | 25.718 | 17/7:12.536 |
| 3 | 2 | 22.617 | 18/7:11.895 |
| 4 | 2 | 22.547 | 18/7:02.712 |
| 5 | 2 | 18.695 | 19/7:04.144 |
| 6 | 1 | 20.556 | 20/7:19.553 |
| 7 | 1 | 22.512 | 20/7:21.090 |
| 8 | 1 | 21.274 | 20/7:18.828 |
| 9 | 1 | 22.463 | 20/7:19.955 |
| 10 | 1 | 20.206 | 20/7:16.067 |
| 11 | 1 | 20.993 | 20/7:14.451 |
| 12 | 1 | 20.415 | 20/7:12.132 |
| 13 | 1 | 20.206 | 20/7:09.867 |
| 14 | 1 | 22.774 | 20/7:11.705 |
| 15 | 1 | 20.005 | 20/7:09.522 |
| 16 | 2 | 24.668 | 20/7:13.536 |
| 17 | 2 | 18.551 | 20/7:09.785 |
| 18 | 2 | 17.456 | 20/7:05.251 |
| 19 | 1 | 23.153 | 20/7:07.235 |
| 20 | 1 | 22.825 | 20/7:08.682 |