| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 33.170 | N/A |
| 2 | 3 | 24.854 | 19/8:00.542 |
| 3 | 3 | 23.012 | 20/8:07.897 |
| 4 | 3 | 28.545 | 19/8:11.636 |
| 5 | 3 | 26.752 | 19/8:17.403 |
| 6 | 4 | 28.825 | 18/8:01.929 |
| 7 | 3 | 23.735 | 19/8:20.339 |
| 8 | 3 | 23.232 | 19/8:13.034 |
| 9 | 3 | 26.043 | 19/8:14.415 |
| 10 | 3 | 24.243 | 19/8:11.652 |
| 11 | 3 | 23.006 | 19/8:07.214 |
| 12 | 3 | 24.919 | 19/8:06.714 |
| 13 | 3 | 24.261 | 19/8:05.310 |
| 14 | 2 | 24.787 | 19/8:04.850 |
| 15 | 2 | 24.950 | 19/8:04.666 |
| 16 | 2 | 23.160 | 19/8:02.358 |
| 17 | 2 | 22.846 | 20/8:24.809 |
| 18 | 2 | 22.939 | 20/8:22.703 |
| 19 | 2 | 26.256 | 20/8:24.333 |
| 20 | 2 | 26.129 | 20/8:25.664 |