| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.052 | N/A |
| 2 | 3 | 22.496 | 17/6:19.988 |
| 3 | 2 | 21.750 | 17/6:14.002 |
| 4 | 2 | 20.934 | 17/6:07.678 |
| 5 | 2 | 20.628 | 17/6:03.284 |
| 6 | 2 | 21.288 | 17/6:02.759 |
| 7 | 2 | 21.304 | 17/6:02.452 |
| 8 | 2 | 21.718 | 17/6:03.178 |
| 9 | 2 | 21.435 | 17/6:03.158 |
| 10 | 2 | 21.568 | 17/6:03.378 |
| 11 | 2 | 20.371 | 17/6:01.639 |
| 12 | 2 | 20.362 | 17/6:00.203 |
| 13 | 2 | 20.176 | 18/6:19.927 |
| 14 | 2 | 21.063 | 18/6:19.789 |
| 15 | 2 | 20.644 | 18/6:19.161 |
| 16 | 2 | 20.481 | 18/6:18.432 |
| 17 | 2 | 21.298 | 18/6:18.662 |
| 18 | 2 | 26.282 | 18/6:23.850 |