| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.765 | 18/6:13.770 |
| 2 | 4 | 19.628 | 18/6:03.537 |
| 3 | 3 | 19.465 | 19/6:19.101 |
| 4 | 3 | 19.886 | 19/6:18.784 |
| 5 | 3 | 20.810 | 18/6:01.994 |
| 6 | 5 | 23.870 | 18/6:13.272 |
| 7 | 3 | 20.191 | 18/6:11.867 |
| 8 | 5 | 22.556 | 18/6:16.135 |
| 9 | 5 | 20.618 | 18/6:15.578 |
| 10 | 5 | 19.666 | 18/6:13.419 |
| 11 | 5 | 20.085 | 18/6:12.338 |
| 12 | 5 | 22.274 | 18/6:14.721 |
| 13 | 5 | 19.234 | 18/6:12.528 |
| 14 | 5 | 20.260 | 18/6:11.967 |
| 15 | 5 | 20.227 | 18/6:11.442 |
| 16 | 5 | 22.054 | 18/6:13.038 |
| 17 | 5 | 20.523 | 18/6:12.824 |
| 18 | 5 | 20.023 | 18/6:12.135 |