| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.742 | 18/6:13.356 |
| 2 | 2 | 18.642 | 19/6:14.148 |
| 3 | 3 | 19.785 | 19/6:14.737 |
| 4 | 3 | 20.275 | 19/6:17.359 |
| 5 | 3 | 20.387 | 19/6:19.358 |
| 6 | 3 | 19.265 | 19/6:17.137 |
| 7 | 4 | 21.487 | 18/6:01.499 |
| 8 | 3 | 21.198 | 18/6:04.007 |
| 9 | 5 | 23.305 | 18/6:10.172 |
| 10 | 5 | 19.552 | 18/6:08.348 |
| 11 | 4 | 19.164 | 18/6:06.221 |
| 12 | 4 | 19.114 | 18/6:04.374 |
| 13 | 4 | 21.943 | 18/6:06.728 |
| 14 | 4 | 19.448 | 18/6:05.538 |
| 15 | 4 | 20.543 | 18/6:05.820 |
| 16 | 4 | 18.762 | 18/6:04.064 |
| 17 | 3 | 19.519 | 18/6:03.315 |
| 18 | 3 | 19.112 | 18/6:02.243 |