| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 21.654 | 14/5:03.156 |
| 2 | 3 | 19.668 | 15/5:09.915 |
| 3 | 2 | 20.744 | 18/6:12.396 |
| 4 | 2 | 20.682 | 18/6:12.366 |
| 5 | 2 | 21.131 | 18/6:13.964 |
| 6 | 2 | 21.494 | 18/6:16.119 |
| 7 | 2 | 19.898 | 18/6:13.554 |
| 8 | 1 | 21.670 | 18/6:15.617 |
| 9 | 1 | 20.884 | 18/6:15.650 |
| 10 | 1 | 20.685 | 18/6:15.318 |
| 11 | 2 | 20.850 | 18/6:15.316 |
| 12 | 2 | 20.835 | 18/6:15.293 |
| 13 | 2 | 20.136 | 18/6:14.304 |
| 14 | 1 | 20.102 | 18/6:13.414 |
| 15 | 1 | 20.166 | 18/6:12.719 |
| 16 | 1 | 22.202 | 18/6:14.401 |
| 17 | 2 | 22.020 | 18/6:15.693 |
| 18 | 2 | 20.240 | 18/6:15.061 |