| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.619 | 19/6:12.761 |
| 2 | 2 | 19.245 | 19/6:09.208 |
| 3 | 3 | 26.282 | 17/6:09.161 |
| 4 | 3 | 19.149 | 18/6:19.327 |
| 5 | 2 | 19.088 | 18/6:12.179 |
| 6 | 3 | 19.980 | 18/6:10.089 |
| 7 | 2 | 19.265 | 18/6:06.758 |
| 8 | 2 | 19.017 | 18/6:03.701 |
| 9 | 3 | 21.930 | 18/6:07.150 |
| 10 | 3 | 19.309 | 18/6:05.191 |
| 11 | 3 | 19.979 | 18/6:04.685 |
| 12 | 3 | 19.796 | 18/6:03.988 |
| 13 | 3 | 19.729 | 18/6:03.306 |
| 14 | 3 | 19.467 | 18/6:02.385 |
| 15 | 3 | 19.653 | 18/6:01.810 |
| 16 | 3 | 21.429 | 18/6:03.304 |
| 17 | 3 | 19.610 | 18/6:02.697 |
| 18 | 3 | 20.499 | 18/6:03.046 |