| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 22.421 | N/A |
| 2 | 1 | 20.176 | 21/7:05.941 |
| 3 | 1 | 20.780 | 21/7:11.981 |
| 4 | 1 | 21.624 | 21/7:19.621 |
| 5 | 1 | 21.138 | 20/7:00.081 |
| 6 | 1 | 22.111 | 20/7:04.571 |
| 7 | 3 | 25.937 | 20/7:19.068 |
| 8 | 2 | 22.874 | 19/7:00.066 |
| 9 | 1 | 19.660 | 20/7:16.383 |
| 10 | 1 | 19.448 | 20/7:11.444 |
| 11 | 1 | 19.560 | 20/7:07.706 |
| 12 | 1 | 21.676 | 20/7:08.302 |
| 13 | 1 | 20.297 | 20/7:06.615 |
| 14 | 1 | 20.020 | 20/7:04.784 |
| 15 | 1 | 22.502 | 20/7:06.582 |
| 16 | 1 | 20.013 | 20/7:04.987 |
| 17 | 1 | 19.690 | 20/7:03.209 |
| 18 | 1 | 19.498 | 20/7:01.425 |
| 19 | 1 | 19.870 | 20/7:00.232 |
| 20 | 1 | 19.908 | 21/7:20.086 |
| 21 | 1 | 21.764 | 21/7:20.967 |