| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.066 | 19/6:02.254 |
| 2 | 2 | 18.069 | 20/6:11.350 |
| 3 | 2 | 17.920 | 20/6:07.033 |
| 4 | 2 | 19.311 | 20/6:11.830 |
| 5 | 4 | 22.630 | 19/6:08.585 |
| 6 | 3 | 20.132 | 19/6:10.905 |
| 7 | 2 | 18.684 | 19/6:08.633 |
| 8 | 2 | 18.403 | 19/6:06.261 |
| 9 | 3 | 24.421 | 19/6:17.120 |
| 10 | 3 | 19.500 | 19/6:16.458 |
| 11 | 4 | 22.399 | 18/6:00.875 |
| 12 | 4 | 21.126 | 18/6:02.492 |
| 13 | 4 | 21.642 | 18/6:04.573 |
| 14 | 4 | 19.272 | 18/6:03.311 |
| 15 | 4 | 25.075 | 18/6:09.180 |
| 16 | 4 | 18.305 | 18/6:06.699 |
| 17 | 4 | 20.164 | 18/6:06.479 |
| 18 | 4 | 18.531 | 18/6:04.650 |