| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 17.170 | 21/6:00.570 |
| 2 | 5 | 17.816 | 21/6:07.353 |
| 3 | 5 | 17.678 | 21/6:08.648 |
| 4 | 4 | 17.405 | 21/6:07.862 |
| 5 | 4 | 17.550 | 21/6:08.000 |
| 6 | 5 | 18.268 | 21/6:10.605 |
| 7 | 5 | 17.526 | 21/6:10.239 |
| 8 | 4 | 17.672 | 21/6:10.348 |
| 9 | 3 | 17.895 | 21/6:10.953 |
| 10 | 3 | 18.124 | 21/6:11.918 |
| 11 | 4 | 17.241 | 21/6:11.022 |
| 12 | 5 | 17.270 | 21/6:10.326 |
| 13 | 5 | 18.133 | 21/6:11.131 |
| 14 | 6 | 18.533 | 21/6:12.422 |
| 15 | 6 | 17.849 | 21/6:12.582 |
| 16 | 6 | 18.509 | 21/6:13.589 |
| 17 | 6 | 17.743 | 21/6:13.531 |
| 18 | 6 | 17.856 | 21/6:13.611 |
| 19 | 6 | 17.910 | 21/6:13.743 |
| 20 | 5 | 17.318 | 21/6:13.239 |
| 21 | 5 | 17.585 | 21/6:13.051 |