| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 25.403 | 19/8:02.657 |
| 2 | 3 | 22.950 | 20/8:03.530 |
| 3 | 3 | 24.065 | 20/8:02.787 |
| 4 | 3 | 23.639 | 20/8:00.285 |
| 5 | 4 | 27.108 | 20/8:12.660 |
| 6 | 4 | 23.256 | 20/8:08.070 |
| 7 | 4 | 23.786 | 20/8:06.306 |
| 8 | 4 | 26.470 | 20/8:11.692 |
| 9 | 5 | 25.823 | 20/8:14.444 |
| 10 | 5 | 24.450 | 20/8:13.900 |
| 11 | 5 | 24.104 | 20/8:12.825 |
| 12 | 5 | 23.162 | 20/8:10.360 |
| 13 | 5 | 23.578 | 20/8:08.914 |
| 14 | 5 | 24.792 | 20/8:09.409 |
| 15 | 5 | 24.475 | 20/8:09.415 |
| 16 | 5 | 23.219 | 20/8:07.850 |
| 17 | 5 | 23.047 | 20/8:06.267 |
| 18 | 5 | 22.771 | 20/8:04.553 |
| 19 | 5 | 23.560 | 20/8:03.851 |
| 20 | 5 | 30.799 | 20/8:10.457 |