| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.207 | 20/6:04.140 |
| 2 | 2 | 18.703 | 20/6:09.100 |
| 3 | 2 | 18.964 | 20/6:12.493 |
| 4 | 2 | 18.923 | 20/6:13.985 |
| 5 | 2 | 18.294 | 20/6:12.364 |
| 6 | 2 | 18.534 | 20/6:12.083 |
| 7 | 3 | 21.975 | 19/6:02.629 |
| 8 | 2 | 18.529 | 19/6:01.306 |
| 9 | 3 | 19.233 | 19/6:01.764 |
| 10 | 3 | 18.103 | 20/6:18.930 |
| 11 | 3 | 18.312 | 20/6:17.776 |
| 12 | 2 | 18.785 | 20/6:17.603 |
| 13 | 2 | 17.932 | 20/6:16.145 |
| 14 | 3 | 20.203 | 20/6:18.139 |
| 15 | 3 | 18.701 | 20/6:17.864 |
| 16 | 2 | 18.481 | 20/6:17.349 |
| 17 | 2 | 18.421 | 20/6:16.824 |
| 18 | 2 | 18.566 | 20/6:16.518 |
| 19 | 2 | 18.627 | 20/6:16.308 |
| 20 | 2 | 19.239 | 20/6:16.732 |