| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 21.042 | 18/6:18.756 |
| 2 | 3 | 20.866 | 18/6:17.172 |
| 3 | 1 | 20.210 | 18/6:12.708 |
| 4 | 1 | 20.536 | 18/6:11.943 |
| 5 | 2 | 21.070 | 18/6:13.406 |
| 6 | 2 | 20.533 | 18/6:12.771 |
| 7 | 2 | 20.751 | 18/6:12.878 |
| 8 | 2 | 20.542 | 18/6:12.487 |
| 9 | 1 | 20.194 | 18/6:11.488 |
| 10 | 3 | 24.086 | 18/6:17.694 |
| 11 | 3 | 20.612 | 18/6:17.087 |
| 12 | 3 | 21.814 | 18/6:18.384 |
| 13 | 3 | 21.071 | 18/6:18.453 |
| 14 | 3 | 21.443 | 18/6:18.990 |
| 15 | 3 | 22.026 | 18/6:20.155 |
| 16 | 3 | 21.071 | 18/6:20.100 |
| 17 | 3 | 20.339 | 18/6:19.277 |
| 18 | 3 | 20.754 | 18/6:18.960 |