| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 20.258 | 15/5:03.870 |
| 2 | 2 | 21.063 | 15/5:09.907 |
| 3 | 2 | 21.016 | 15/5:11.685 |
| 4 | 2 | 20.886 | 15/5:12.086 |
| 5 | 1 | 23.435 | 15/5:19.974 |
| 6 | 2 | 20.800 | 15/5:18.645 |
| 7 | 1 | 20.590 | 15/5:17.246 |
| 8 | 1 | 20.621 | 15/5:16.254 |
| 9 | 1 | 19.728 | 15/5:13.995 |
| 10 | 1 | 20.566 | 15/5:13.445 |
| 11 | 1 | 20.299 | 15/5:12.630 |
| 12 | 1 | 21.071 | 15/5:12.916 |
| 13 | 1 | 21.823 | 15/5:14.026 |
| 14 | 1 | 22.808 | 15/5:16.033 |
| 15 | 1 | 20.156 | 15/5:15.120 |