| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.804 | 20/6:16.080 |
| 2 | 3 | 17.885 | 20/6:06.890 |
| 3 | 3 | 18.784 | 20/6:09.820 |
| 4 | 3 | 18.006 | 20/6:07.395 |
| 5 | 3 | 18.710 | 20/6:08.756 |
| 6 | 2 | 17.995 | 20/6:07.280 |
| 7 | 2 | 18.012 | 20/6:06.274 |
| 8 | 2 | 18.128 | 20/6:05.810 |
| 9 | 2 | 18.370 | 20/6:05.987 |
| 10 | 2 | 17.507 | 20/6:04.402 |
| 11 | 2 | 17.837 | 20/6:03.705 |
| 12 | 1 | 17.627 | 20/6:02.775 |
| 13 | 1 | 17.974 | 20/6:02.522 |
| 14 | 2 | 18.172 | 20/6:02.587 |
| 15 | 2 | 17.824 | 20/6:02.180 |
| 16 | 2 | 17.706 | 20/6:01.676 |
| 17 | 2 | 18.405 | 20/6:02.054 |
| 18 | 2 | 17.793 | 20/6:01.710 |
| 19 | 2 | 18.461 | 20/6:02.105 |
| 20 | 2 | 18.032 | 20/6:02.032 |