| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 21.21 | 18/6:18.000 |
| 2 | 2 | 21.749 | 17/6:03.366 |
| 3 | 2 | 20.421 | 18/6:19.020 |
| 4 | 2 | 22.333 | 17/6:03.388 |
| 5 | 3 | 21.267 | 17/6:03.018 |
| 6 | 2 | 20.989 | 17/6:01.984 |
| 7 | 2 | 20.787 | 17/6:00.755 |
| 8 | 2 | 20.538 | 18/6:20.439 |
| 9 | 2 | 20.778 | 18/6:19.724 |
| 10 | 2 | 22.063 | 17/6:00.272 |
| 11 | 2 | 21.909 | 17/6:01.380 |
| 12 | 2 | 20.877 | 17/6:00.841 |
| 13 | 2 | 20.534 | 18/6:21.108 |
| 14 | 2 | 20.747 | 18/6:20.561 |
| 15 | 2 | 20.816 | 18/6:20.170 |
| 16 | 2 | 20.628 | 18/6:19.615 |
| 17 | 1 | 20.297 | 18/6:18.776 |
| 18 | 1 | 21.192 | 18/6:18.925 |