| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 21.347 | 15/5:20.205 |
| 2 | 1 | 21.840 | 14/5:02.309 |
| 3 | 2 | 26.563 | 19/7:21.750 |
| 4 | 1 | 21.048 | 19/7:11.291 |
| 5 | 1 | 21.331 | 19/7:06.090 |
| 6 | 2 | 26.037 | 19/7:17.526 |
| 7 | 1 | 21.445 | 19/7:13.230 |
| 8 | 1 | 20.839 | 19/7:08.569 |
| 9 | 1 | 23.833 | 19/7:11.264 |
| 10 | 2 | 25.903 | 19/7:17.353 |
| 11 | 1 | 20.757 | 19/7:13.447 |
| 12 | 1 | 21.490 | 19/7:11.352 |
| 13 | 1 | 20.280 | 19/7:07.811 |
| 14 | 1 | 23.098 | 19/7:08.601 |
| 15 | 2 | 44.234 | 18/7:12.054 |
| 16 | 2 | 21.202 | 18/7:08.903 |
| 17 | 1 | 20.894 | 18/7:05.796 |
| 18 | 2 | 53.778 | 18/7:35.919 |