| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.832 | N/A |
| 2 | 1 | 17.326 | 21/6:05.352 |
| 3 | 1 | 17.552 | 21/6:07.612 |
| 4 | 1 | 17.413 | 21/6:07.438 |
| 5 | 1 | 18.079 | 21/6:10.682 |
| 6 | 1 | 17.574 | 21/6:10.608 |
| 7 | 1 | 17.331 | 21/6:09.748 |
| 8 | 1 | 17.391 | 21/6:09.306 |
| 9 | 1 | 17.397 | 21/6:08.989 |
| 10 | 1 | 17.669 | 21/6:09.347 |
| 11 | 1 | 17.815 | 21/6:09.926 |
| 12 | 1 | 17.564 | 21/6:09.942 |
| 13 | 1 | 17.515 | 21/6:09.875 |
| 14 | 1 | 17.809 | 21/6:10.270 |
| 15 | 1 | 17.453 | 21/6:10.100 |
| 16 | 1 | 17.388 | 21/6:09.866 |
| 17 | 1 | 17.275 | 21/6:09.520 |
| 18 | 1 | 17.310 | 21/6:09.256 |
| 19 | 1 | 17.226 | 21/6:08.928 |
| 20 | 1 | 21.002 | 21/6:12.609 |
| 21 | 1 | 17.840 | 21/6:12.761 |