| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 30.850 | N/A |
| 2 | 5 | 26.652 | 18/8:03.934 |
| 3 | 5 | 27.738 | 18/8:13.165 |
| 4 | 5 | 25.134 | 18/8:01.486 |
| 5 | 5 | 24.891 | 19/8:20.717 |
| 6 | 5 | 27.707 | 18/8:00.064 |
| 7 | 4 | 25.859 | 19/8:24.793 |
| 8 | 4 | 24.532 | 19/8:20.169 |
| 9 | 5 | 27.196 | 19/8:22.695 |
| 10 | 4 | 30.050 | 18/8:03.728 |
| 11 | 4 | 26.699 | 18/8:03.828 |
| 12 | 3 | 25.436 | 18/8:01.958 |
| 13 | 3 | 29.963 | 18/8:06.814 |
| 14 | 3 | 25.098 | 18/8:04.560 |
| 15 | 3 | 25.053 | 18/8:02.574 |
| 16 | 4 | 31.478 | 18/8:08.134 |
| 17 | 4 | 25.701 | 18/8:06.861 |
| 18 | 4 | 24.898 | 18/8:04.935 |