| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 19.176 | 19/6:04.344 |
| 2 | 1 | 18.857 | 19/6:01.314 |
| 3 | 1 | 18.742 | 20/6:18.500 |
| 4 | 3 | 22.441 | 19/6:16.276 |
| 5 | 1 | 18.803 | 19/6:12.472 |
| 6 | 3 | 22.823 | 18/6:02.526 |
| 7 | 3 | 21.594 | 18/6:06.264 |
| 8 | 1 | 18.845 | 18/6:02.882 |
| 9 | 1 | 18.890 | 18/6:00.342 |
| 10 | 1 | 19.389 | 19/6:19.164 |
| 11 | 1 | 18.200 | 19/6:16.131 |
| 12 | 1 | 19.442 | 19/6:15.570 |
| 13 | 1 | 18.057 | 19/6:13.071 |
| 14 | 1 | 18.328 | 19/6:11.297 |
| 15 | 1 | 18.370 | 19/6:09.812 |
| 16 | 1 | 18.577 | 19/6:08.759 |
| 17 | 1 | 19.302 | 19/6:08.640 |
| 18 | 1 | 20.425 | 19/6:09.720 |
| 19 | 1 | 19.284 | 19/6:09.545 |