| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 15.131 | 20/5:02.620 |
| 2 | 4 | 15.072 | 20/5:02.030 |
| 3 | 4 | 15.451 | 20/5:04.360 |
| 4 | 5 | 17.438 | 20/5:15.460 |
| 5 | 5 | 15.216 | 20/5:13.232 |
| 6 | 5 | 16.016 | 20/5:14.413 |
| 7 | 6 | 15.926 | 20/5:15.000 |
| 8 | 6 | 15.510 | 20/5:14.400 |
| 9 | 5 | 14.858 | 20/5:12.484 |
| 10 | 5 | 15.380 | 20/5:11.996 |
| 11 | 5 | 14.712 | 20/5:10.382 |
| 12 | 5 | 14.371 | 20/5:08.468 |
| 13 | 6 | 17.307 | 20/5:11.366 |
| 14 | 5 | 14.519 | 20/5:09.867 |
| 15 | 6 | 17.374 | 20/5:12.375 |
| 16 | 6 | 14.692 | 20/5:11.216 |
| 17 | 6 | 14.655 | 20/5:10.151 |
| 18 | 6 | 14.478 | 20/5:09.007 |
| 19 | 6 | 16.589 | 20/5:10.205 |
| 20 | 5 | 14.545 | 20/5:09.240 |