| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 22.743 | N/A |
| 2 | 3 | 29.420 | 17/8:13.463 |
| 3 | 3 | 25.882 | 18/8:12.081 |
| 4 | 4 | 25.243 | 19/8:26.013 |
| 5 | 4 | 27.392 | 18/8:01.475 |
| 6 | 4 | 25.953 | 19/8:24.747 |
| 7 | 3 | 22.527 | 19/8:11.994 |
| 8 | 4 | 23.951 | 19/8:06.546 |
| 9 | 3 | 22.726 | 20/8:25.091 |
| 10 | 3 | 26.005 | 19/8:00.941 |
| 11 | 3 | 22.106 | 20/8:20.032 |
| 12 | 3 | 27.486 | 20/8:24.118 |
| 13 | 3 | 20.821 | 20/8:16.970 |
| 14 | 3 | 23.235 | 20/8:14.450 |
| 15 | 3 | 24.074 | 20/8:13.428 |
| 16 | 3 | 21.496 | 20/8:09.277 |
| 17 | 3 | 20.866 | 20/8:04.897 |
| 18 | 3 | 22.532 | 20/8:02.895 |
| 19 | 3 | 22.219 | 20/8:00.784 |
| 20 | 3 | 25.349 | 20/8:02.026 |