| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.588 | N/A |
| 2 | 1 | 19.059 | 19/6:03.065 |
| 3 | 2 | 21.588 | 18/6:06.087 |
| 4 | 3 | 19.615 | 18/6:02.072 |
| 5 | 3 | 22.669 | 18/6:13.044 |
| 6 | 3 | 18.794 | 18/6:06.453 |
| 7 | 3 | 19.597 | 18/6:04.333 |
| 8 | 3 | 19.582 | 18/6:02.783 |
| 9 | 2 | 20.068 | 18/6:02.653 |
| 10 | 2 | 19.398 | 18/6:01.286 |
| 11 | 2 | 19.481 | 18/6:00.334 |
| 12 | 2 | 21.671 | 18/6:02.940 |
| 13 | 3 | 20.419 | 18/6:03.337 |
| 14 | 2 | 19.315 | 18/6:02.230 |
| 15 | 2 | 19.443 | 18/6:01.436 |
| 16 | 2 | 19.185 | 18/6:00.456 |
| 17 | 3 | 22.922 | 18/6:03.569 |
| 18 | 3 | 21.100 | 18/6:04.494 |