| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 1.129 | N/A |
| 2 | 1 | 20.985 | 21/7:00.829 |
| 3 | 2 | 22.188 | 21/7:12.859 |
| 4 | 2 | 20.377 | 21/7:04.795 |
| 5 | 2 | 20.855 | 21/7:03.154 |
| 6 | 2 | 20.647 | 21/7:01.337 |
| 7 | 2 | 20.377 | 22/7:20.130 |
| 8 | 2 | 23.482 | 21/7:06.589 |
| 9 | 2 | 21.797 | 21/7:07.899 |
| 10 | 2 | 20.820 | 21/7:06.746 |
| 11 | 2 | 20.751 | 21/7:05.687 |
| 12 | 2 | 21.272 | 21/7:05.767 |
| 13 | 2 | 20.447 | 21/7:04.459 |
| 14 | 2 | 20.950 | 21/7:04.125 |
| 15 | 2 | 20.433 | 21/7:03.101 |
| 16 | 2 | 20.696 | 21/7:02.565 |
| 17 | 2 | 21.045 | 21/7:02.531 |
| 18 | 2 | 20.760 | 21/7:02.166 |
| 19 | 2 | 20.824 | 21/7:01.913 |
| 20 | 1 | 20.647 | 21/7:01.500 |
| 21 | 1 | 21.165 | 21/7:01.647 |