| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.647 | 20/6:12.940 |
| 2 | 1 | 18.162 | 20/6:08.090 |
| 3 | 1 | 19.585 | 20/6:15.960 |
| 4 | 1 | 19.014 | 20/6:17.040 |
| 5 | 3 | 23.358 | 19/6:15.311 |
| 6 | 4 | 22.377 | 18/6:03.429 |
| 7 | 3 | 20.679 | 18/6:04.685 |
| 8 | 3 | 22.396 | 18/6:09.491 |
| 9 | 3 | 20.777 | 18/6:09.990 |
| 10 | 3 | 18.639 | 18/6:06.541 |
| 11 | 3 | 18.991 | 18/6:04.295 |
| 12 | 4 | 21.329 | 18/6:05.931 |
| 13 | 4 | 18.844 | 18/6:03.874 |
| 14 | 4 | 19.035 | 18/6:02.357 |
| 15 | 4 | 21.430 | 18/6:03.916 |
| 16 | 4 | 18.954 | 18/6:02.494 |
| 17 | 3 | 19.652 | 18/6:01.979 |
| 18 | 3 | 18.696 | 18/6:00.565 |