| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 19.851 | 19/6:17.169 |
| 2 | 4 | 19.780 | 19/6:16.495 |
| 3 | 4 | 20.583 | 18/6:01.284 |
| 4 | 3 | 19.638 | 19/6:19.297 |
| 5 | 4 | 20.646 | 18/6:01.793 |
| 6 | 3 | 20.195 | 18/6:02.079 |
| 7 | 3 | 19.462 | 18/6:00.399 |
| 8 | 3 | 21.080 | 18/6:02.779 |
| 9 | 3 | 20.050 | 18/6:02.570 |
| 10 | 4 | 20.217 | 18/6:02.704 |
| 11 | 3 | 22.172 | 18/6:06.012 |
| 12 | 3 | 20.693 | 18/6:06.551 |
| 13 | 3 | 19.769 | 18/6:05.727 |
| 14 | 3 | 21.283 | 18/6:06.967 |
| 15 | 4 | 20.467 | 18/6:07.063 |
| 16 | 4 | 20.304 | 18/6:06.964 |
| 17 | 3 | 19.937 | 18/6:06.487 |
| 18 | 4 | 19.488 | 18/6:05.615 |