| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 15.823 | 19/5:00.636 |
| 2 | 2 | 15.634 | 20/5:14.569 |
| 3 | 2 | 15.336 | 20/5:11.953 |
| 4 | 2 | 15.641 | 20/5:12.169 |
| 5 | 2 | 15.724 | 20/5:12.632 |
| 6 | 2 | 15.559 | 20/5:12.389 |
| 7 | 2 | 15.344 | 20/5:11.602 |
| 8 | 2 | 15.270 | 20/5:10.827 |
| 9 | 2 | 15.366 | 20/5:10.437 |
| 10 | 2 | 15.259 | 20/5:09.912 |
| 11 | 2 | 16.475 | 20/5:11.692 |
| 12 | 2 | 15.506 | 20/5:11.561 |
| 13 | 3 | 16.182 | 20/5:12.490 |
| 14 | 3 | 15.369 | 20/5:12.125 |
| 15 | 3 | 15.708 | 20/5:12.261 |
| 16 | 4 | 16.012 | 20/5:12.759 |
| 17 | 4 | 15.451 | 20/5:12.539 |
| 18 | 4 | 17.334 | 20/5:14.436 |
| 19 | 4 | 15.478 | 20/5:14.179 |
| 20 | 4 | 16.075 | 20/5:14.545 |