| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 4.045 | N/A |
| 2 | 2 | 24.692 | 21/8:17.885 |
| 3 | 2 | 27.339 | 20/8:18.339 |
| 4 | 2 | 22.545 | 21/8:21.218 |
| 5 | 2 | 23.950 | 21/8:16.675 |
| 6 | 3 | 23.973 | 21/8:14.041 |
| 7 | 3 | 22.738 | 21/8:08.168 |
| 8 | 3 | 23.924 | 21/8:07.362 |
| 9 | 3 | 27.705 | 21/8:16.021 |
| 10 | 3 | 23.364 | 21/8:13.445 |
| 11 | 3 | 22.767 | 21/8:10.039 |
| 12 | 4 | 27.526 | 21/8:15.905 |
| 13 | 4 | 24.966 | 21/8:16.526 |
| 14 | 4 | 26.170 | 21/8:18.905 |
| 15 | 4 | 27.500 | 21/8:22.843 |
| 16 | 4 | 25.293 | 21/8:23.314 |
| 17 | 4 | 24.038 | 21/8:22.157 |
| 18 | 4 | 33.771 | 20/8:07.160 |
| 19 | 4 | 24.489 | 20/8:06.017 |
| 20 | 4 | 22.435 | 20/8:03.230 |