| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.371 | 15/5:05.565 |
| 2 | 3 | 20.879 | 15/5:09.375 |
| 3 | 2 | 19.347 | 15/5:02.985 |
| 4 | 2 | 20.062 | 15/5:02.471 |
| 5 | 3 | 21.868 | 15/5:07.581 |
| 6 | 3 | 19.276 | 15/5:04.507 |
| 7 | 3 | 20.304 | 15/5:04.515 |
| 8 | 2 | 19.677 | 15/5:03.345 |
| 9 | 3 | 25.834 | 15/5:12.697 |
| 10 | 3 | 23.062 | 15/5:16.020 |
| 11 | 3 | 23.059 | 15/5:18.735 |
| 12 | 3 | 19.614 | 15/5:16.691 |
| 13 | 3 | 20.260 | 15/5:15.707 |
| 14 | 3 | 23.597 | 15/5:18.439 |
| 15 | 3 | 20.577 | 15/5:17.787 |