| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 15.824 | 19/5:00.656 |
| 2 | 1 | 15.515 | 20/5:13.390 |
| 3 | 1 | 15.382 | 20/5:11.473 |
| 4 | 1 | 15.373 | 20/5:10.470 |
| 5 | 2 | 15.621 | 20/5:10.860 |
| 6 | 1 | 16.914 | 20/5:15.430 |
| 7 | 1 | 15.506 | 20/5:14.671 |
| 8 | 1 | 15.344 | 20/5:13.697 |
| 9 | 1 | 15.733 | 20/5:13.804 |
| 10 | 1 | 16.605 | 20/5:15.634 |
| 11 | 2 | 18.982 | 19/5:05.380 |
| 12 | 2 | 15.725 | 19/5:04.830 |
| 13 | 1 | 15.097 | 19/5:03.446 |
| 14 | 1 | 15.481 | 19/5:02.781 |
| 15 | 1 | 15.228 | 19/5:01.885 |
| 16 | 1 | 15.879 | 19/5:01.873 |
| 17 | 1 | 15.469 | 19/5:01.405 |
| 18 | 1 | 15.330 | 19/5:00.842 |
| 19 | 1 | 15.369 | 19/5:00.377 |