| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 18.126 | 20/6:02.520 |
| 2 | 3 | 17.903 | 20/6:00.290 |
| 3 | 2 | 17.601 | 21/6:15.410 |
| 4 | 2 | 19.575 | 20/6:06.025 |
| 5 | 2 | 17.306 | 20/6:02.044 |
| 6 | 2 | 17.584 | 20/6:00.317 |
| 7 | 2 | 18.219 | 20/6:00.897 |
| 8 | 2 | 17.803 | 20/6:00.292 |
| 9 | 2 | 19.624 | 20/6:03.869 |
| 10 | 2 | 18.420 | 20/6:04.322 |
| 11 | 2 | 18.024 | 20/6:03.973 |
| 12 | 1 | 18.306 | 20/6:04.152 |
| 13 | 1 | 17.784 | 20/6:03.500 |
| 14 | 1 | 17.671 | 20/6:02.780 |
| 15 | 1 | 18.570 | 20/6:03.355 |
| 16 | 1 | 18.966 | 20/6:04.353 |
| 17 | 1 | 17.938 | 20/6:04.024 |
| 18 | 1 | 17.680 | 20/6:03.444 |
| 19 | 1 | 19.077 | 20/6:04.397 |
| 20 | 1 | 23.136 | 20/6:09.313 |