| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.301 | 20/6:06.020 |
| 2 | 4 | 18.405 | 20/6:07.060 |
| 3 | 3 | 17.715 | 20/6:02.807 |
| 4 | 2 | 17.789 | 20/6:01.050 |
| 5 | 1 | 18.052 | 20/6:01.048 |
| 6 | 3 | 20.053 | 20/6:07.717 |
| 7 | 3 | 18.067 | 20/6:06.806 |
| 8 | 3 | 17.858 | 20/6:05.600 |
| 9 | 3 | 19.462 | 20/6:08.227 |
| 10 | 3 | 18.437 | 20/6:08.278 |
| 11 | 2 | 17.463 | 20/6:06.549 |
| 12 | 2 | 19.216 | 20/6:08.030 |
| 13 | 2 | 17.648 | 20/6:06.871 |
| 14 | 1 | 17.910 | 20/6:06.251 |
| 15 | 1 | 19.006 | 20/6:07.176 |
| 16 | 2 | 18.780 | 20/6:07.703 |
| 17 | 2 | 19.267 | 20/6:08.740 |
| 18 | 2 | 18.331 | 20/6:08.622 |
| 19 | 1 | 19.030 | 20/6:09.253 |
| 20 | 1 | 17.679 | 20/6:08.469 |