| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.347 | 15/5:05.205 |
| 2 | 2 | 19.962 | 15/5:02.317 |
| 3 | 1 | 20.073 | 15/5:01.910 |
| 4 | 1 | 19.673 | 15/5:00.206 |
| 5 | 1 | 19.685 | 16/5:19.168 |
| 6 | 1 | 20.153 | 16/5:19.715 |
| 7 | 2 | 22.903 | 15/5:05.991 |
| 8 | 2 | 24.297 | 15/5:13.299 |
| 9 | 2 | 20.085 | 15/5:11.963 |
| 10 | 2 | 20.419 | 15/5:11.396 |
| 11 | 2 | 20.197 | 15/5:10.628 |
| 12 | 2 | 21.356 | 15/5:11.438 |
| 13 | 2 | 25.972 | 15/5:17.448 |
| 14 | 2 | 19.999 | 15/5:16.201 |
| 15 | 2 | 21.002 | 15/5:16.123 |