| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.425 | 18/6:07.650 |
| 2 | 3 | 20.756 | 18/6:10.629 |
| 3 | 3 | 20.371 | 18/6:09.312 |
| 4 | 3 | 20.477 | 18/6:09.130 |
| 5 | 3 | 20.475 | 18/6:09.014 |
| 6 | 3 | 20.632 | 18/6:09.408 |
| 7 | 3 | 20.415 | 18/6:09.131 |
| 8 | 3 | 20.297 | 18/6:08.658 |
| 9 | 3 | 23.357 | 18/6:14.410 |
| 10 | 3 | 21.223 | 18/6:15.170 |
| 11 | 3 | 20.269 | 18/6:14.231 |
| 12 | 3 | 20.677 | 18/6:14.061 |
| 13 | 3 | 20.727 | 18/6:13.986 |
| 14 | 3 | 20.939 | 18/6:14.194 |
| 15 | 3 | 20.652 | 18/6:14.030 |
| 16 | 3 | 20.475 | 18/6:13.688 |
| 17 | 3 | 21.189 | 18/6:14.142 |
| 18 | 3 | 21.305 | 18/6:14.661 |