| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.438 | N/A |
| 2 | 3 | 18.164 | 20/6:05.554 |
| 3 | 3 | 18.416 | 20/6:07.948 |
| 4 | 1 | 18.370 | 20/6:08.454 |
| 5 | 1 | 18.214 | 20/6:07.967 |
| 6 | 1 | 18.363 | 20/6:08.240 |
| 7 | 1 | 19.225 | 20/6:11.152 |
| 8 | 1 | 18.665 | 20/6:11.712 |
| 9 | 1 | 18.279 | 20/6:11.216 |
| 10 | 1 | 18.703 | 20/6:11.724 |
| 11 | 1 | 18.082 | 20/6:10.951 |
| 12 | 1 | 18.196 | 20/6:10.516 |
| 13 | 1 | 19.383 | 20/6:12.033 |
| 14 | 1 | 18.712 | 20/6:12.335 |
| 15 | 1 | 18.741 | 20/6:12.634 |
| 16 | 1 | 18.454 | 20/6:12.529 |
| 17 | 1 | 18.108 | 20/6:12.027 |
| 18 | 1 | 18.082 | 20/6:11.554 |
| 19 | 1 | 18.081 | 20/6:11.133 |
| 20 | 1 | 18.157 | 20/6:10.833 |