| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 15.223 | 20/5:04.460 |
| 2 | 1 | 15.997 | 20/5:12.200 |
| 3 | 1 | 15.194 | 20/5:09.427 |
| 4 | 1 | 15.630 | 20/5:10.220 |
| 5 | 1 | 15.832 | 20/5:11.504 |
| 6 | 2 | 15.789 | 20/5:12.217 |
| 7 | 2 | 15.189 | 20/5:11.011 |
| 8 | 1 | 15.325 | 20/5:10.448 |
| 9 | 1 | 14.664 | 20/5:08.540 |
| 10 | 1 | 15.226 | 20/5:08.138 |
| 11 | 1 | 15.247 | 20/5:07.847 |
| 12 | 1 | 14.903 | 20/5:07.032 |
| 13 | 1 | 15.763 | 20/5:07.665 |
| 14 | 1 | 15.263 | 20/5:07.493 |
| 15 | 1 | 15.286 | 20/5:07.375 |
| 16 | 1 | 14.877 | 20/5:06.760 |
| 17 | 1 | 14.807 | 20/5:06.135 |
| 18 | 1 | 19.979 | 20/5:11.327 |
| 19 | 1 | 15.335 | 20/5:11.083 |
| 20 | 1 | 16.183 | 20/5:11.712 |