| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 24.980 | N/A |
| 2 | 1 | 23.126 | 21/8:07.005 |
| 3 | 1 | 22.793 | 21/8:04.017 |
| 4 | 1 | 23.763 | 21/8:09.526 |
| 5 | 1 | 23.835 | 21/8:12.565 |
| 6 | 1 | 24.019 | 21/8:15.124 |
| 7 | 1 | 23.018 | 21/8:13.493 |
| 8 | 1 | 23.619 | 21/8:14.045 |
| 9 | 1 | 24.109 | 21/8:15.685 |
| 10 | 1 | 23.090 | 21/8:14.695 |
| 11 | 1 | 25.410 | 21/8:18.544 |
| 12 | 1 | 22.937 | 21/8:17.196 |
| 13 | 1 | 25.018 | 21/8:19.541 |
| 14 | 1 | 24.033 | 21/8:20.010 |
| 15 | 1 | 23.894 | 21/8:20.214 |
| 16 | 1 | 23.375 | 21/8:19.698 |
| 17 | 1 | 26.097 | 21/8:22.065 |
| 18 | 1 | 23.490 | 21/8:22.187 |
| 19 | 1 | 25.103 | 21/8:23.567 |
| 20 | 1 | 24.176 | 21/8:23.827 |
| 21 | 1 | 32.196 | 21/8:32.081 |