| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 6 | 30.398 | N/A |
| 2 | 6 | 22.536 | 21/8:01.118 |
| 3 | 6 | 23.198 | 21/8:07.738 |
| 4 | 5 | 23.740 | 21/8:13.558 |
| 5 | 4 | 23.816 | 21/8:16.848 |
| 6 | 3 | 22.808 | 21/8:14.079 |
| 7 | 3 | 23.510 | 21/8:15.758 |
| 8 | 3 | 27.040 | 20/8:02.728 |
| 9 | 3 | 22.856 | 20/8:00.047 |
| 10 | 4 | 24.304 | 20/8:01.770 |
| 11 | 4 | 22.758 | 21/8:23.053 |
| 12 | 4 | 23.429 | 21/8:23.116 |
| 13 | 3 | 23.685 | 21/8:23.198 |
| 14 | 3 | 23.004 | 21/8:22.219 |
| 15 | 3 | 25.463 | 20/8:01.168 |
| 16 | 3 | 25.159 | 20/8:02.985 |
| 17 | 3 | 23.597 | 20/8:02.720 |
| 18 | 3 | 24.111 | 20/8:03.060 |
| 19 | 3 | 23.040 | 20/8:02.232 |
| 20 | 3 | 24.097 | 20/8:02.549 |