| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 8 | 48.720 | N/A |
| 2 | 6 | 24.070 | 19/8:01.098 |
| 3 | 4 | 26.500 | 19/8:23.085 |
| 4 | 2 | 22.500 | 19/8:07.014 |
| 5 | 2 | 24.250 | 19/8:06.066 |
| 6 | 3 | 27.310 | 19/8:17.388 |
| 7 | 2 | 23.690 | 19/8:13.068 |
| 8 | 2 | 23.930 | 19/8:11.648 |
| 9 | 2 | 23.940 | 19/8:10.147 |
| 10 | 2 | 26.380 | 19/8:13.086 |
| 11 | 2 | 23.500 | 19/8:11.646 |
| 12 | 2 | 23.930 | 19/8:10.538 |
| 13 | 2 | 24.570 | 19/8:10.575 |
| 14 | 2 | 23.680 | 19/8:09.373 |
| 15 | 2 | 23.320 | 19/8:07.881 |
| 16 | 2 | 24.370 | 19/8:07.848 |
| 17 | 2 | 22.630 | 19/8:05.861 |
| 18 | 2 | 22.810 | 19/8:04.298 |
| 19 | 2 | 25.940 | 19/8:06.040 |