| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.331 | 18/6:05.958 |
| 2 | 3 | 20.549 | 18/6:07.920 |
| 3 | 3 | 20.555 | 18/6:08.610 |
| 4 | 3 | 20.508 | 18/6:08.743 |
| 5 | 3 | 19.955 | 18/6:06.833 |
| 6 | 3 | 19.999 | 18/6:05.691 |
| 7 | 3 | 20.114 | 18/6:05.171 |
| 8 | 3 | 22.159 | 18/6:09.382 |
| 9 | 3 | 20.347 | 18/6:09.034 |
| 10 | 3 | 19.700 | 18/6:07.591 |
| 11 | 3 | 19.299 | 18/6:05.753 |
| 12 | 3 | 19.716 | 18/6:04.848 |
| 13 | 3 | 19.702 | 18/6:04.062 |
| 14 | 3 | 21.791 | 18/6:06.075 |
| 15 | 3 | 20.337 | 18/6:06.074 |
| 16 | 3 | 20.039 | 18/6:05.739 |
| 17 | 3 | 21.235 | 18/6:06.709 |
| 18 | 3 | 19.950 | 18/6:06.286 |