| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 15.530 | 20/5:10.600 |
| 2 | 3 | 15.185 | 20/5:07.150 |
| 3 | 3 | 15.530 | 20/5:08.300 |
| 4 | 3 | 14.952 | 20/5:05.985 |
| 5 | 3 | 15.117 | 20/5:05.256 |
| 6 | 3 | 15.170 | 20/5:04.947 |
| 7 | 3 | 15.145 | 20/5:04.654 |
| 8 | 3 | 16.215 | 20/5:07.110 |
| 9 | 3 | 15.525 | 20/5:07.487 |
| 10 | 3 | 15.608 | 20/5:07.954 |
| 11 | 3 | 15.155 | 20/5:07.513 |
| 12 | 3 | 15.510 | 20/5:07.737 |
| 13 | 4 | 15.448 | 20/5:07.831 |
| 14 | 4 | 15.438 | 20/5:07.897 |
| 15 | 4 | 15.540 | 20/5:08.091 |
| 16 | 4 | 15.687 | 20/5:08.444 |
| 17 | 4 | 15.972 | 20/5:09.091 |
| 18 | 4 | 15.519 | 20/5:09.162 |
| 19 | 3 | 16.439 | 20/5:10.195 |
| 20 | 3 | 15.649 | 20/5:10.334 |