| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 28.858 | N/A |
| 2 | 2 | 25.724 | 19/8:11.089 |
| 3 | 2 | 25.965 | 19/8:14.059 |
| 4 | 2 | 25.944 | 19/8:14.656 |
| 5 | 2 | 25.851 | 19/8:14.536 |
| 6 | 2 | 24.852 | 19/8:10.867 |
| 7 | 2 | 25.626 | 19/8:10.744 |
| 8 | 2 | 25.790 | 19/8:11.077 |
| 9 | 2 | 25.483 | 19/8:10.636 |
| 10 | 1 | 25.358 | 19/8:10.044 |
| 11 | 1 | 25.594 | 19/8:09.994 |
| 12 | 1 | 25.603 | 19/8:09.968 |
| 13 | 1 | 25.712 | 19/8:10.111 |
| 14 | 1 | 27.005 | 19/8:12.021 |
| 15 | 1 | 26.660 | 19/8:13.215 |
| 16 | 1 | 28.694 | 19/8:16.691 |
| 17 | 1 | 30.215 | 19/8:21.443 |
| 18 | 1 | 27.457 | 19/8:22.716 |
| 19 | 1 | 26.179 | 19/8:22.570 |