| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 20.477 | 18/6:08.586 |
| 2 | 5 | 20.956 | 18/6:12.897 |
| 3 | 5 | 20.152 | 18/6:09.510 |
| 4 | 4 | 21.529 | 18/6:14.013 |
| 5 | 4 | 20.570 | 18/6:13.262 |
| 6 | 4 | 20.510 | 18/6:12.582 |
| 7 | 3 | 19.926 | 18/6:10.594 |
| 8 | 3 | 20.542 | 18/6:10.490 |
| 9 | 3 | 20.570 | 18/6:10.464 |
| 10 | 3 | 22.444 | 18/6:13.817 |
| 11 | 3 | 20.368 | 18/6:13.163 |
| 12 | 3 | 19.886 | 18/6:11.895 |
| 13 | 3 | 20.612 | 18/6:11.827 |
| 14 | 3 | 22.512 | 18/6:14.212 |
| 15 | 3 | 20.110 | 18/6:13.397 |
| 16 | 3 | 21.031 | 18/6:13.719 |
| 17 | 4 | 20.794 | 18/6:13.753 |
| 18 | 4 | 20.960 | 18/6:13.949 |