| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 21.908 | N/A |
| 2 | 2 | 21.543 | 23/8:15.854 |
| 3 | 2 | 20.425 | 23/8:03.556 |
| 4 | 2 | 20.957 | 23/8:03.358 |
| 5 | 2 | 19.764 | 24/8:17.369 |
| 6 | 3 | 25.197 | 23/8:16.606 |
| 7 | 4 | 26.622 | 22/8:12.686 |
| 8 | 4 | 20.765 | 22/8:07.727 |
| 9 | 3 | 19.955 | 22/8:01.881 |
| 10 | 3 | 19.847 | 23/8:18.758 |
| 11 | 3 | 19.988 | 23/8:15.046 |
| 12 | 3 | 19.747 | 23/8:11.528 |
| 13 | 2 | 19.832 | 23/8:08.751 |
| 14 | 2 | 19.854 | 23/8:06.439 |
| 15 | 4 | 31.073 | 22/8:00.261 |
| 16 | 3 | 19.700 | 23/8:18.969 |
| 17 | 3 | 24.119 | 22/8:00.479 |
| 18 | 3 | 19.937 | 23/8:19.858 |
| 19 | 3 | 19.339 | 23/8:16.941 |
| 20 | 3 | 20.547 | 23/8:15.731 |
| 21 | 3 | 19.405 | 23/8:13.385 |
| 22 | 3 | 25.043 | 23/8:17.169 |
| 23 | 3 | 20.777 | 23/8:16.344 |