| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 25.189 | N/A |
| 2 | 3 | 20.616 | 21/7:17.509 |
| 3 | 3 | 19.765 | 21/7:08.999 |
| 4 | 3 | 19.996 | 21/7:07.702 |
| 5 | 4 | 22.516 | 21/7:19.654 |
| 6 | 4 | 22.115 | 20/7:04.219 |
| 7 | 4 | 19.063 | 21/7:18.759 |
| 8 | 4 | 20.749 | 21/7:18.960 |
| 9 | 4 | 23.366 | 20/7:04.630 |
| 10 | 4 | 22.190 | 20/7:07.093 |
| 11 | 4 | 21.467 | 20/7:07.690 |
| 12 | 4 | 20.544 | 20/7:06.584 |
| 13 | 4 | 23.517 | 20/7:10.370 |
| 14 | 4 | 20.472 | 20/7:09.123 |
| 15 | 4 | 22.559 | 20/7:10.886 |
| 16 | 4 | 24.102 | 20/7:14.369 |
| 17 | 4 | 23.894 | 20/7:17.169 |
| 18 | 4 | 19.238 | 20/7:14.436 |
| 19 | 4 | 26.042 | 20/7:19.189 |
| 20 | 4 | 20.645 | 20/7:18.045 |