| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 25.661 | N/A |
| 2 | 2 | 28.859 | 17/8:07.405 |
| 3 | 2 | 28.881 | 17/8:07.581 |
| 4 | 3 | 27.036 | 18/8:26.058 |
| 5 | 3 | 27.042 | 18/8:20.887 |
| 6 | 3 | 25.299 | 18/8:11.858 |
| 7 | 3 | 23.685 | 18/8:01.266 |
| 8 | 3 | 23.954 | 19/8:20.747 |
| 9 | 3 | 29.572 | 18/8:01.108 |
| 10 | 3 | 29.092 | 18/8:05.454 |
| 11 | 3 | 25.342 | 18/8:02.556 |
| 12 | 3 | 26.249 | 18/8:01.587 |
| 13 | 3 | 29.250 | 18/8:05.030 |
| 14 | 3 | 25.375 | 18/8:02.877 |
| 15 | 3 | 24.063 | 19/8:26.131 |
| 16 | 3 | 23.793 | 19/8:22.651 |
| 17 | 3 | 24.24 | 19/8:19.839 |
| 18 | 3 | 24.230 | 19/8:17.601 |
| 19 | 3 | 23.812 | 19/8:15.195 |