| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 16.471 | N/A |
| 2 | 1 | 14.317 | 21/5:02.811 |
| 3 | 1 | 14.775 | 21/5:07.391 |
| 4 | 1 | 13.796 | 21/5:02.391 |
| 5 | 1 | 16.113 | 21/5:11.476 |
| 6 | 1 | 14.612 | 21/5:10.923 |
| 7 | 2 | 16.325 | 20/5:01.274 |
| 8 | 2 | 14.876 | 20/5:00.966 |
| 9 | 2 | 17.456 | 20/5:06.862 |
| 10 | 2 | 16.835 | 20/5:10.137 |
| 11 | 2 | 15.657 | 20/5:10.518 |
| 12 | 2 | 16.017 | 20/5:11.452 |
| 13 | 3 | 17.961 | 20/5:15.309 |
| 14 | 3 | 14.191 | 20/5:13.062 |
| 15 | 2 | 14.348 | 20/5:11.349 |
| 16 | 2 | 14.430 | 20/5:09.969 |
| 17 | 2 | 15.278 | 20/5:09.768 |
| 18 | 2 | 14.450 | 20/5:08.665 |
| 19 | 2 | 14.035 | 20/5:07.247 |
| 20 | 2 | 21.387 | 20/5:13.330 |