| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 22.704 | 19/7:11.376 |
| 2 | 3 | 22.736 | 19/7:11.680 |
| 3 | 3 | 24.070 | 19/7:20.230 |
| 4 | 3 | 21.595 | 19/7:12.749 |
| 5 | 3 | 24.632 | 19/7:19.801 |
| 6 | 3 | 23.367 | 19/7:20.496 |
| 7 | 3 | 22.573 | 19/7:18.838 |
| 8 | 4 | 30.618 | 18/7:12.664 |
| 9 | 4 | 25.666 | 18/7:15.922 |
| 10 | 4 | 23.746 | 18/7:15.073 |
| 11 | 4 | 25.563 | 18/7:17.351 |
| 12 | 4 | 24.269 | 18/7:17.308 |
| 13 | 4 | 26.283 | 18/7:20.061 |
| 14 | 4 | 21.121 | 18/7:15.784 |
| 15 | 4 | 25.985 | 18/7:17.914 |
| 16 | 4 | 28.228 | 18/7:22.300 |
| 17 | 4 | 24.870 | 18/7:22.616 |
| 18 | 4 | 30.062 | 18/7:28.088 |