| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 6 | 20.468 | 21/7:09.828 |
| 2 | 6 | 20.744 | 21/7:12.726 |
| 3 | 8 | 23.835 | 20/7:13.646 |
| 4 | 7 | 22.003 | 20/7:15.025 |
| 5 | 7 | 19.392 | 20/7:05.768 |
| 6 | 7 | 19.942 | 20/7:01.028 |
| 7 | 7 | 20.443 | 21/7:20.481 |
| 8 | 7 | 18.446 | 21/7:13.841 |
| 9 | 7 | 20.761 | 21/7:14.079 |
| 10 | 7 | 21.433 | 21/7:15.680 |
| 11 | 7 | 20.495 | 21/7:15.200 |
| 12 | 7 | 22.262 | 21/7:17.892 |
| 13 | 7 | 24.038 | 20/7:01.941 |
| 14 | 7 | 22.519 | 20/7:03.972 |
| 15 | 7 | 19.573 | 20/7:01.805 |
| 16 | 7 | 18.728 | 21/7:19.795 |
| 17 | 7 | 19.459 | 21/7:17.962 |
| 18 | 7 | 19.250 | 21/7:16.089 |
| 19 | 8 | 19.919 | 21/7:15.153 |
| 20 | 7 | 20.916 | 21/7:15.357 |
| 21 | 7 | 20.254 | 21/7:14.880 |