| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 19.329 | 19/6:07.251 |
| 2 | 1 | 19.857 | 19/6:12.267 |
| 3 | 1 | 19.985 | 19/6:14.750 |
| 4 | 1 | 19.732 | 19/6:14.789 |
| 5 | 1 | 19.776 | 19/6:14.980 |
| 6 | 1 | 21.992 | 18/6:02.013 |
| 7 | 1 | 21.757 | 18/6:06.243 |
| 8 | 1 | 20.160 | 18/6:05.823 |
| 9 | 1 | 20.110 | 18/6:05.396 |
| 10 | 1 | 20.442 | 18/6:05.652 |
| 11 | 1 | 20.676 | 18/6:06.244 |
| 12 | 1 | 21.244 | 18/6:07.590 |
| 13 | 2 | 27.338 | 18/6:17.166 |
| 14 | 2 | 20.782 | 18/6:16.946 |
| 15 | 1 | 21.783 | 18/6:17.956 |
| 16 | 1 | 22.359 | 18/6:19.487 |
| 17 | 1 | 19.928 | 18/6:18.265 |
| 18 | 1 | 20.399 | 18/6:17.649 |