| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.583 | 18/6:10.494 |
| 2 | 4 | 20.920 | 18/6:13.527 |
| 3 | 4 | 20.598 | 18/6:12.606 |
| 4 | 4 | 20.184 | 18/6:10.282 |
| 5 | 4 | 21.887 | 18/6:15.019 |
| 6 | 4 | 20.780 | 18/6:14.856 |
| 7 | 4 | 20.853 | 18/6:14.927 |
| 8 | 4 | 22.289 | 18/6:18.212 |
| 9 | 4 | 21.008 | 18/6:18.204 |
| 10 | 4 | 21.760 | 18/6:19.552 |
| 11 | 4 | 20.370 | 18/6:18.380 |
| 12 | 4 | 20.650 | 18/6:17.823 |
| 13 | 4 | 20.329 | 18/6:16.908 |
| 14 | 4 | 20.294 | 18/6:16.078 |
| 15 | 4 | 21.009 | 18/6:16.217 |
| 16 | 4 | 23.221 | 18/6:18.827 |
| 17 | 4 | 20.797 | 18/6:18.563 |
| 18 | 4 | 21.398 | 18/6:18.930 |