| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 15.277 | 20/5:05.540 |
| 2 | 2 | 14.914 | 20/5:01.910 |
| 3 | 1 | 15.329 | 20/5:03.467 |
| 4 | 1 | 15.444 | 20/5:04.820 |
| 5 | 1 | 15.284 | 20/5:04.992 |
| 6 | 2 | 16.541 | 20/5:09.297 |
| 7 | 2 | 15.061 | 20/5:08.143 |
| 8 | 1 | 15.657 | 20/5:08.767 |
| 9 | 2 | 15.443 | 20/5:08.778 |
| 10 | 1 | 16.642 | 20/5:11.184 |
| 11 | 1 | 15.513 | 20/5:11.100 |
| 12 | 1 | 14.703 | 20/5:09.680 |
| 13 | 2 | 19.313 | 20/5:15.571 |
| 14 | 1 | 15.913 | 20/5:15.763 |
| 15 | 2 | 16.087 | 19/5:00.353 |
| 16 | 1 | 15.010 | 20/5:15.164 |
| 17 | 2 | 15.436 | 20/5:14.785 |
| 18 | 1 | 15.979 | 20/5:15.051 |
| 19 | 1 | 14.317 | 20/5:13.540 |
| 20 | 1 | 21.903 | 20/5:19.766 |