| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 7.704 | N/A |
| 2 | 1 | 18.852 | 20/6:05.892 |
| 3 | 1 | 18.861 | 20/6:05.977 |
| 4 | 1 | 19.005 | 20/6:06.918 |
| 5 | 1 | 18.947 | 20/6:07.112 |
| 6 | 1 | 18.814 | 20/6:06.724 |
| 7 | 1 | 19.022 | 20/6:07.123 |
| 8 | 1 | 18.784 | 20/6:06.763 |
| 9 | 1 | 19.271 | 20/6:07.649 |
| 10 | 1 | 18.945 | 20/6:07.650 |
| 11 | 1 | 18.784 | 20/6:07.345 |
| 12 | 1 | 18.667 | 20/6:06.893 |
| 13 | 1 | 18.939 | 20/6:06.948 |
| 14 | 1 | 18.654 | 20/6:06.577 |
| 15 | 1 | 18.611 | 20/6:06.201 |
| 16 | 1 | 18.650 | 20/6:05.924 |
| 17 | 2 | 24.700 | 20/6:12.867 |
| 18 | 2 | 19.742 | 20/6:13.451 |
| 19 | 2 | 18.458 | 20/6:12.615 |
| 20 | 2 | 18.428 | 20/6:11.838 |