| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 12.241 | 25/5:06.025 |
| 2 | 3 | 12.048 | 25/5:03.613 |
| 3 | 3 | 12.397 | 25/5:05.717 |
| 4 | 3 | 12.385 | 25/5:06.694 |
| 5 | 3 | 12.533 | 25/5:08.020 |
| 6 | 3 | 12.545 | 25/5:08.954 |
| 7 | 4 | 12.782 | 25/5:10.468 |
| 8 | 4 | 12.328 | 25/5:10.184 |
| 9 | 3 | 11.654 | 25/5:08.092 |
| 10 | 3 | 12.644 | 25/5:08.893 |
| 11 | 3 | 11.542 | 25/5:07.043 |
| 12 | 3 | 12.336 | 25/5:07.156 |
| 13 | 3 | 12.179 | 25/5:06.950 |
| 14 | 4 | 12.458 | 25/5:07.271 |
| 15 | 4 | 13.681 | 25/5:09.588 |
| 16 | 4 | 14.665 | 24/5:00.627 |
| 17 | 4 | 13.491 | 24/5:01.989 |
| 18 | 4 | 13.215 | 24/5:02.832 |