| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 19.927 | 19/6:18.613 |
| 2 | 4 | 19.561 | 19/6:15.136 |
| 3 | 2 | 19.383 | 19/6:12.850 |
| 4 | 3 | 19.545 | 19/6:12.476 |
| 5 | 3 | 19.551 | 19/6:12.275 |
| 6 | 3 | 20.315 | 19/6:14.560 |
| 7 | 3 | 20.112 | 19/6:15.641 |
| 8 | 3 | 19.688 | 19/6:15.445 |
| 9 | 3 | 19.839 | 19/6:15.611 |
| 10 | 3 | 20.390 | 19/6:16.791 |
| 11 | 4 | 20.552 | 19/6:18.036 |
| 12 | 3 | 21.465 | 18/6:00.492 |
| 13 | 3 | 20.581 | 18/6:01.259 |
| 14 | 3 | 19.386 | 18/6:00.379 |
| 15 | 3 | 20.292 | 18/6:00.704 |
| 16 | 3 | 21.051 | 18/6:01.843 |
| 17 | 3 | 19.850 | 18/6:01.576 |
| 18 | 3 | 19.530 | 18/6:01.018 |