| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 8.596 | N/A |
| 2 | 4 | 19.797 | 19/6:04.942 |
| 3 | 4 | 20.245 | 19/6:08.974 |
| 4 | 4 | 18.153 | 20/6:17.164 |
| 5 | 4 | 17.875 | 20/6:09.928 |
| 6 | 4 | 17.258 | 20/6:03.242 |
| 7 | 3 | 17.882 | 20/6:00.761 |
| 8 | 3 | 17.535 | 21/6:16.438 |
| 9 | 3 | 17.410 | 21/6:13.983 |
| 10 | 3 | 18.032 | 21/6:13.456 |
| 11 | 3 | 18.631 | 21/6:14.232 |
| 12 | 3 | 18.332 | 21/6:14.323 |
| 13 | 3 | 18.097 | 21/6:14.007 |
| 14 | 3 | 18.096 | 21/6:13.739 |
| 15 | 4 | 19.611 | 21/6:15.673 |
| 16 | 4 | 17.675 | 21/6:14.768 |
| 17 | 4 | 17.964 | 21/6:14.337 |
| 18 | 4 | 18.721 | 21/6:14.847 |
| 19 | 4 | 18.482 | 21/6:15.036 |
| 20 | 4 | 20.778 | 21/6:17.621 |
| 21 | 4 | 18.087 | 21/6:17.257 |