| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 21.478 | N/A |
| 2 | 1 | 17.985 | 27/8:09.088 |
| 3 | 1 | 17.834 | 27/8:07.125 |
| 4 | 1 | 19.083 | 20/6:09.190 |
| 5 | 1 | 18.531 | 20/6:10.284 |
| 6 | 1 | 18.943 | 20/6:12.506 |
| 7 | 1 | 18.481 | 20/6:12.525 |
| 8 | 1 | 18.612 | 20/6:12.893 |
| 9 | 1 | 18.219 | 20/6:12.237 |
| 10 | 1 | 18.492 | 20/6:12.302 |
| 11 | 1 | 18.712 | 20/6:12.772 |
| 12 | 1 | 18.920 | 20/6:13.516 |
| 13 | 1 | 18.233 | 20/6:13.049 |
| 14 | 1 | 18.528 | 20/6:13.084 |
| 15 | 1 | 17.898 | 20/6:12.260 |
| 16 | 1 | 19.418 | 20/6:13.470 |
| 17 | 1 | 18.898 | 20/6:13.912 |
| 18 | 1 | 20.181 | 20/6:15.736 |
| 19 | 1 | 17.732 | 20/6:14.772 |
| 20 | 1 | 20.360 | 20/6:16.538 |