| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 18.527 | 20/6:10.540 |
| 2 | 4 | 19.484 | 19/6:01.105 |
| 3 | 4 | 17.525 | 20/6:10.240 |
| 4 | 4 | 19.996 | 20/6:17.660 |
| 5 | 4 | 19.061 | 20/6:18.372 |
| 6 | 4 | 18.546 | 20/6:17.130 |
| 7 | 4 | 18.241 | 20/6:15.371 |
| 8 | 4 | 19.641 | 20/6:17.552 |
| 9 | 4 | 18.416 | 20/6:16.527 |
| 10 | 4 | 18.677 | 20/6:16.228 |
| 11 | 4 | 19.073 | 20/6:16.704 |
| 12 | 4 | 18.530 | 20/6:16.195 |
| 13 | 4 | 19.206 | 20/6:16.805 |
| 14 | 4 | 20.834 | 19/6:00.670 |
| 15 | 4 | 19.702 | 19/6:01.581 |
| 16 | 4 | 18.189 | 19/6:00.582 |
| 17 | 4 | 17.379 | 20/6:17.679 |
| 18 | 4 | 22.985 | 19/6:03.124 |
| 19 | 4 | 19.086 | 19/6:03.098 |