| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 23.663 | N/A |
| 2 | 1 | 19.292 | 19/6:10.919 |
| 3 | 1 | 20.671 | 18/6:03.348 |
| 4 | 1 | 20.104 | 18/6:04.042 |
| 5 | 2 | 21.056 | 18/6:08.435 |
| 6 | 2 | 21.052 | 18/6:11.058 |
| 7 | 2 | 24.921 | 17/6:02.585 |
| 8 | 2 | 19.961 | 18/6:20.801 |
| 9 | 2 | 22.734 | 17/6:03.245 |
| 10 | 2 | 23.787 | 17/6:07.801 |
| 11 | 2 | 20.479 | 17/6:06.154 |
| 12 | 2 | 19.912 | 17/6:03.981 |
| 13 | 2 | 20.477 | 17/6:02.924 |
| 14 | 2 | 22.623 | 17/6:04.671 |
| 15 | 2 | 19.262 | 17/6:02.327 |
| 16 | 2 | 19.915 | 17/6:00.992 |
| 17 | 2 | 20.001 | 18/6:20.925 |
| 18 | 2 | 25.548 | 18/6:25.458 |