| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.815 | 21/7:17.115 |
| 2 | 2 | 22.074 | 20/7:08.890 |
| 3 | 1 | 20.016 | 21/7:20.335 |
| 4 | 1 | 21.018 | 21/7:20.596 |
| 5 | 2 | 21.659 | 20/7:02.328 |
| 6 | 1 | 20.807 | 20/7:01.297 |
| 7 | 1 | 21.168 | 20/7:01.591 |
| 8 | 1 | 20.823 | 20/7:00.950 |
| 9 | 1 | 20.809 | 20/7:00.420 |
| 10 | 1 | 20.256 | 21/7:19.834 |
| 11 | 1 | 20.397 | 21/7:18.789 |
| 12 | 1 | 20.507 | 21/7:18.111 |
| 13 | 2 | 20.054 | 21/7:16.805 |
| 14 | 2 | 22.463 | 21/7:19.299 |
| 15 | 2 | 21.179 | 21/7:19.663 |
| 16 | 2 | 24.494 | 20/7:03.174 |
| 17 | 2 | 20.735 | 20/7:02.675 |
| 18 | 2 | 20.859 | 20/7:02.370 |
| 19 | 2 | 20.228 | 20/7:01.433 |
| 20 | 2 | 20.169 | 20/7:00.530 |