| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.623 | 20/6:12.460 |
| 2 | 2 | 18.267 | 20/6:08.900 |
| 3 | 1 | 18.255 | 20/6:07.633 |
| 4 | 3 | 18.219 | 20/6:06.820 |
| 5 | 1 | 19.988 | 20/6:13.408 |
| 6 | 2 | 18.491 | 20/6:12.810 |
| 7 | 1 | 18.324 | 20/6:11.906 |
| 8 | 1 | 17.779 | 20/6:09.865 |
| 9 | 2 | 18.248 | 20/6:09.320 |
| 10 | 2 | 18.974 | 20/6:10.336 |
| 11 | 2 | 17.750 | 20/6:08.942 |
| 12 | 2 | 18.181 | 20/6:08.498 |
| 13 | 2 | 20.089 | 20/6:11.058 |
| 14 | 2 | 18.732 | 20/6:11.314 |
| 15 | 2 | 18.786 | 20/6:11.608 |
| 16 | 2 | 18.558 | 20/6:11.580 |
| 17 | 2 | 19.859 | 20/6:13.086 |
| 18 | 2 | 18.494 | 20/6:12.908 |
| 19 | 2 | 19.964 | 20/6:14.296 |
| 20 | 2 | 18.361 | 20/6:13.942 |