| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.580 | 18/6:10.440 |
| 2 | 3 | 19.688 | 18/6:02.412 |
| 3 | 2 | 21.052 | 18/6:07.920 |
| 4 | 3 | 19.718 | 18/6:04.671 |
| 5 | 3 | 19.074 | 18/6:00.403 |
| 6 | 3 | 20.047 | 18/6:00.477 |
| 7 | 4 | 21.654 | 18/6:04.662 |
| 8 | 4 | 20.385 | 18/6:04.945 |
| 9 | 4 | 19.446 | 18/6:03.288 |
| 10 | 4 | 19.675 | 18/6:02.374 |
| 11 | 4 | 25.531 | 18/6:11.209 |
| 12 | 4 | 22.344 | 18/6:13.791 |
| 13 | 4 | 19.720 | 18/6:12.342 |
| 14 | 4 | 24.747 | 18/6:17.564 |
| 15 | 4 | 21.594 | 18/6:18.306 |
| 16 | 4 | 19.556 | 18/6:16.662 |
| 17 | 4 | 18.794 | 18/6:14.405 |
| 18 | 4 | 20.091 | 18/6:13.696 |