| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 20.349 | 18/6:06.282 |
| 2 | 1 | 20.138 | 18/6:04.383 |
| 3 | 1 | 20.421 | 18/6:05.448 |
| 4 | 1 | 19.854 | 18/6:03.429 |
| 5 | 1 | 20.180 | 18/6:03.391 |
| 6 | 1 | 21.213 | 18/6:06.465 |
| 7 | 1 | 20.158 | 18/6:05.948 |
| 8 | 1 | 20.196 | 18/6:05.645 |
| 9 | 1 | 20.611 | 18/6:06.240 |
| 10 | 1 | 21.825 | 18/6:08.901 |
| 11 | 1 | 20.472 | 18/6:08.864 |
| 12 | 1 | 20.403 | 18/6:08.730 |
| 13 | 1 | 20.563 | 18/6:08.838 |
| 14 | 1 | 20.360 | 18/6:08.670 |
| 15 | 1 | 20.824 | 18/6:09.080 |
| 16 | 1 | 20.509 | 18/6:09.086 |
| 17 | 1 | 20.654 | 18/6:09.244 |
| 18 | 1 | 20.365 | 18/6:09.095 |