| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 19.892 | 19/6:17.948 |
| 2 | 4 | 20.562 | 18/6:04.086 |
| 3 | 4 | 20.122 | 18/6:03.456 |
| 4 | 4 | 19.794 | 18/6:01.665 |
| 5 | 5 | 21.881 | 18/6:08.104 |
| 6 | 5 | 19.750 | 18/6:06.003 |
| 7 | 5 | 21.777 | 18/6:09.715 |
| 8 | 5 | 20.304 | 18/6:09.185 |
| 9 | 5 | 20.838 | 18/6:09.840 |
| 10 | 5 | 20.423 | 18/6:09.617 |
| 11 | 5 | 21.419 | 18/6:11.065 |
| 12 | 5 | 20.959 | 18/6:11.582 |
| 13 | 5 | 23.078 | 18/6:14.952 |
| 14 | 5 | 20.137 | 18/6:14.061 |
| 15 | 5 | 25.457 | 18/6:19.672 |
| 16 | 4 | 20.775 | 18/6:19.314 |
| 17 | 4 | 21.424 | 18/6:19.686 |
| 18 | 4 | 20.326 | 18/6:18.918 |