| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 27.679 | N/A |
| 2 | 1 | 25.818 | 19/8:12.403 |
| 3 | 1 | 25.463 | 19/8:09.208 |
| 4 | 2 | 25.459 | 19/8:08.119 |
| 5 | 1 | 25.732 | 19/8:08.803 |
| 6 | 1 | 25.463 | 19/8:08.245 |
| 7 | 1 | 29.858 | 19/8:21.058 |
| 8 | 2 | 37.165 | 18/8:21.148 |
| 9 | 2 | 26.696 | 18/8:18.693 |
| 10 | 2 | 25.697 | 18/8:14.897 |
| 11 | 2 | 32.544 | 18/8:23.500 |
| 12 | 2 | 25.875 | 18/8:20.232 |
| 13 | 2 | 25.795 | 18/8:17.396 |
| 14 | 3 | 31.993 | 18/8:23.101 |
| 15 | 3 | 26.832 | 18/8:21.724 |
| 16 | 3 | 25.998 | 18/8:19.585 |
| 17 | 2 | 25.864 | 18/8:17.571 |
| 18 | 2 | 27.413 | 18/8:17.344 |