| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.519 | 18/6:09.342 |
| 2 | 2 | 19.723 | 18/6:02.178 |
| 3 | 5 | 19.667 | 19/6:19.424 |
| 4 | 4 | 20.561 | 18/6:02.115 |
| 5 | 4 | 21.374 | 18/6:06.638 |
| 6 | 4 | 20.081 | 18/6:05.775 |
| 7 | 3 | 19.817 | 18/6:04.479 |
| 8 | 6 | 23.699 | 18/6:12.242 |
| 9 | 5 | 21.210 | 18/6:13.302 |
| 10 | 6 | 21.780 | 18/6:15.176 |
| 11 | 4 | 20.624 | 18/6:14.817 |
| 12 | 4 | 20.514 | 18/6:14.353 |
| 13 | 4 | 19.711 | 18/6:12.849 |
| 14 | 4 | 20.378 | 18/6:12.417 |
| 15 | 3 | 23.664 | 18/6:15.986 |
| 16 | 3 | 21.250 | 18/6:16.394 |
| 17 | 3 | 20.040 | 18/6:15.472 |
| 18 | 4 | 27.773 | 18/6:22.385 |