| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 21.234 | 17/6:00.978 |
| 2 | 4 | 19.566 | 18/6:07.200 |
| 3 | 4 | 20.142 | 18/6:05.652 |
| 4 | 4 | 19.751 | 18/6:03.118 |
| 5 | 4 | 19.556 | 18/6:00.896 |
| 6 | 4 | 20.057 | 18/6:00.918 |
| 7 | 4 | 19.358 | 19/6:19.088 |
| 8 | 4 | 19.734 | 19/6:18.570 |
| 9 | 4 | 21.597 | 18/6:01.990 |
| 10 | 4 | 19.836 | 18/6:01.496 |
| 11 | 4 | 22.542 | 18/6:05.519 |
| 12 | 4 | 19.710 | 18/6:04.625 |
| 13 | 4 | 20.426 | 18/6:04.859 |
| 14 | 4 | 20.029 | 18/6:04.549 |
| 15 | 4 | 19.741 | 18/6:03.935 |
| 16 | 4 | 19.820 | 18/6:03.486 |
| 17 | 4 | 19.784 | 18/6:03.053 |
| 18 | 4 | 20.029 | 18/6:02.912 |