| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 15.132 | 20/5:02.640 |
| 2 | 2 | 15.470 | 20/5:06.020 |
| 3 | 2 | 15.374 | 20/5:06.507 |
| 4 | 2 | 15.347 | 20/5:06.615 |
| 5 | 2 | 16.228 | 20/5:10.204 |
| 6 | 2 | 14.668 | 20/5:07.397 |
| 7 | 2 | 19.016 | 19/5:01.924 |
| 8 | 2 | 15.233 | 19/5:00.361 |
| 9 | 2 | 16.641 | 19/5:02.119 |
| 10 | 2 | 15.763 | 19/5:01.857 |
| 11 | 3 | 19.317 | 19/5:07.781 |
| 12 | 3 | 15.017 | 19/5:05.909 |
| 13 | 3 | 17.629 | 19/5:08.143 |
| 14 | 3 | 15.785 | 19/5:07.556 |
| 15 | 3 | 16.460 | 19/5:07.901 |
| 16 | 3 | 15.408 | 19/5:06.954 |
| 17 | 3 | 15.487 | 19/5:06.207 |
| 18 | 4 | 19.364 | 19/5:09.636 |
| 19 | 3 | 15.719 | 19/5:09.058 |