| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.384 | 19/6:08.296 |
| 2 | 3 | 19.885 | 19/6:13.056 |
| 3 | 2 | 19.683 | 19/6:13.363 |
| 4 | 3 | 19.696 | 19/6:13.578 |
| 5 | 3 | 23.509 | 18/6:07.765 |
| 6 | 3 | 22.898 | 18/6:15.165 |
| 7 | 4 | 27.629 | 17/6:10.804 |
| 8 | 4 | 22.598 | 17/6:12.474 |
| 9 | 4 | 19.971 | 17/6:08.811 |
| 10 | 4 | 20.009 | 17/6:05.945 |
| 11 | 4 | 19.084 | 17/6:02.171 |
| 12 | 4 | 20.782 | 17/6:01.431 |
| 13 | 4 | 19.779 | 18/6:20.640 |
| 14 | 4 | 20.898 | 18/6:20.321 |
| 15 | 4 | 19.762 | 18/6:18.680 |
| 16 | 3 | 19.651 | 18/6:17.120 |
| 17 | 3 | 22.576 | 18/6:18.841 |
| 18 | 3 | 19.578 | 18/6:17.372 |