| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.178 | 20/6:03.560 |
| 2 | 1 | 18.679 | 20/6:08.570 |
| 3 | 1 | 19.290 | 20/6:14.313 |
| 4 | 1 | 19.371 | 20/6:17.590 |
| 5 | 1 | 18.493 | 20/6:16.044 |
| 6 | 1 | 18.285 | 20/6:14.320 |
| 7 | 1 | 22.071 | 19/6:04.710 |
| 8 | 1 | 18.541 | 19/6:03.156 |
| 9 | 2 | 19.997 | 19/6:05.022 |
| 10 | 1 | 18.620 | 19/6:03.897 |
| 11 | 2 | 23.104 | 19/6:10.723 |
| 12 | 3 | 22.050 | 19/6:14.742 |
| 13 | 3 | 20.441 | 19/6:15.791 |
| 14 | 2 | 19.861 | 19/6:15.903 |
| 15 | 2 | 18.618 | 19/6:14.425 |
| 16 | 3 | 20.467 | 19/6:15.328 |
| 17 | 2 | 20.643 | 19/6:16.322 |
| 18 | 2 | 19.819 | 19/6:16.335 |
| 19 | 3 | 24.489 | 19/6:21.017 |