| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.582 | 19/6:12.058 |
| 2 | 3 | 20.390 | 19/6:19.734 |
| 3 | 3 | 19.327 | 19/6:15.560 |
| 4 | 3 | 18.909 | 19/6:11.488 |
| 5 | 3 | 18.802 | 19/6:08.638 |
| 6 | 4 | 25.132 | 18/6:06.426 |
| 7 | 4 | 20.059 | 18/6:05.660 |
| 8 | 4 | 21.138 | 18/6:07.513 |
| 9 | 4 | 25.999 | 18/6:18.676 |
| 10 | 4 | 19.303 | 18/6:15.554 |
| 11 | 4 | 18.405 | 18/6:11.530 |
| 12 | 4 | 20.564 | 18/6:11.415 |
| 13 | 3 | 18.855 | 18/6:08.952 |
| 14 | 4 | 20.433 | 18/6:08.869 |
| 15 | 4 | 19.346 | 18/6:07.493 |
| 16 | 4 | 19.556 | 18/6:06.525 |
| 17 | 4 | 21.351 | 18/6:07.572 |
| 18 | 4 | 19.340 | 18/6:06.491 |