| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 2.770 | N/A |
| 2 | 4 | 23.380 | 19/7:03.061 |
| 3 | 4 | 22.580 | 20/7:19.039 |
| 4 | 4 | 21.430 | 20/7:09.573 |
| 5 | 4 | 22.580 | 20/7:10.127 |
| 6 | 4 | 21.100 | 20/7:04.836 |
| 7 | 3 | 22.260 | 20/7:04.981 |
| 8 | 3 | 21.560 | 20/7:03.185 |
| 9 | 3 | 21.910 | 20/7:02.067 |
| 10 | 3 | 21.200 | 20/7:00.077 |
| 11 | 3 | 21.250 | 21/7:21.027 |
| 12 | 3 | 22.500 | 20/7:00.338 |
| 13 | 3 | 22.260 | 20/7:00.785 |
| 14 | 3 | 21.630 | 20/7:00.243 |
| 15 | 3 | 22.600 | 20/7:01.095 |
| 16 | 3 | 22.730 | 20/7:01.998 |
| 17 | 3 | 21.800 | 20/7:01.684 |
| 18 | 3 | 22.390 | 20/7:02.066 |
| 19 | 3 | 20.960 | 20/7:00.896 |
| 20 | 3 | 23.930 | 20/7:02.820 |