| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 19.151 | 19/6:03.869 |
| 2 | 5 | 18.787 | 19/6:00.411 |
| 3 | 3 | 18.651 | 20/6:17.260 |
| 4 | 3 | 18.655 | 20/6:16.220 |
| 5 | 4 | 20.577 | 19/6:04.120 |
| 6 | 5 | 21.920 | 19/6:12.846 |
| 7 | 5 | 18.919 | 19/6:10.934 |
| 8 | 5 | 18.481 | 19/6:08.460 |
| 9 | 5 | 18.596 | 19/6:06.778 |
| 10 | 5 | 19.594 | 19/6:07.329 |
| 11 | 5 | 18.729 | 19/6:06.285 |
| 12 | 6 | 20.153 | 19/6:07.671 |
| 13 | 5 | 21.791 | 19/6:11.237 |
| 14 | 6 | 22.901 | 19/6:15.800 |
| 15 | 5 | 18.603 | 19/6:14.310 |
| 16 | 6 | 22.999 | 19/6:18.227 |
| 17 | 5 | 18.971 | 19/6:17.181 |
| 18 | 5 | 18.459 | 19/6:15.711 |
| 19 | 5 | 20.142 | 19/6:16.079 |