| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.155 | 19/6:03.945 |
| 2 | 4 | 19.653 | 19/6:08.676 |
| 3 | 3 | 17.705 | 20/6:16.753 |
| 4 | 3 | 18.525 | 20/6:15.190 |
| 5 | 3 | 17.497 | 20/6:10.140 |
| 6 | 3 | 20.599 | 20/6:17.113 |
| 7 | 3 | 18.121 | 20/6:15.014 |
| 8 | 4 | 19.925 | 20/6:17.950 |
| 9 | 4 | 18.046 | 20/6:16.058 |
| 10 | 4 | 21.517 | 19/6:02.412 |
| 11 | 4 | 17.942 | 19/6:00.456 |
| 12 | 4 | 20.708 | 19/6:03.206 |
| 13 | 4 | 17.753 | 19/6:01.213 |
| 14 | 4 | 19.557 | 19/6:01.954 |
| 15 | 4 | 18.191 | 19/6:00.866 |
| 16 | 4 | 20.636 | 19/6:02.817 |
| 17 | 4 | 18.974 | 19/6:02.681 |
| 18 | 4 | 18.153 | 19/6:01.694 |
| 19 | 4 | 17.509 | 19/6:00.166 |