| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 20.257 | 15/5:03.855 |
| 2 | 1 | 20.588 | 15/5:06.337 |
| 3 | 1 | 21.463 | 15/5:11.540 |
| 4 | 1 | 19.348 | 15/5:06.210 |
| 5 | 2 | 21.138 | 15/5:08.382 |
| 6 | 2 | 21.041 | 15/5:09.588 |
| 7 | 1 | 19.564 | 15/5:07.284 |
| 8 | 1 | 20.503 | 15/5:07.316 |
| 9 | 2 | 28.383 | 15/5:20.475 |
| 10 | 2 | 20.252 | 15/5:18.806 |
| 11 | 2 | 22.850 | 15/5:20.982 |
| 12 | 2 | 20.057 | 15/5:19.305 |
| 13 | 1 | 19.776 | 15/5:17.562 |
| 14 | 1 | 24.087 | 15/5:20.686 |
| 15 | 1 | 28.139 | 15/5:27.446 |