| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.244 | N/A |
| 2 | 2 | 17.203 | 21/6:02.304 |
| 3 | 2 | 17.487 | 21/6:05.144 |
| 4 | 2 | 17.224 | 21/6:04.337 |
| 5 | 2 | 16.981 | 21/6:02.719 |
| 6 | 2 | 17.624 | 21/6:04.032 |
| 7 | 2 | 20.026 | 21/6:13.394 |
| 8 | 2 | 18.335 | 21/6:15.044 |
| 9 | 2 | 17.072 | 21/6:13.124 |
| 10 | 2 | 16.803 | 21/6:11.032 |
| 11 | 1 | 16.949 | 21/6:09.652 |
| 12 | 1 | 17.618 | 21/6:09.738 |
| 13 | 1 | 17.311 | 21/6:09.299 |
| 14 | 1 | 17.191 | 21/6:08.742 |
| 15 | 1 | 17.039 | 21/6:08.048 |
| 16 | 1 | 17.084 | 21/6:07.506 |
| 17 | 1 | 17.678 | 21/6:07.775 |
| 18 | 1 | 17.318 | 21/6:07.588 |
| 19 | 1 | 25.944 | 21/6:17.007 |
| 20 | 1 | 17.700 | 21/6:16.756 |
| 21 | 1 | 18.192 | 21/6:17.023 |