| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.897 | 20/6:17.940 |
| 2 | 3 | 19.224 | 19/6:02.149 |
| 3 | 3 | 19.454 | 19/6:04.642 |
| 4 | 3 | 18.154 | 20/6:18.645 |
| 5 | 4 | 20.498 | 19/6:05.663 |
| 6 | 4 | 18.523 | 19/6:03.375 |
| 7 | 4 | 19.917 | 19/6:05.525 |
| 8 | 4 | 22.271 | 19/6:12.728 |
| 9 | 4 | 18.375 | 19/6:10.105 |
| 10 | 4 | 19.957 | 19/6:11.013 |
| 11 | 3 | 18.833 | 19/6:09.814 |
| 12 | 3 | 18.606 | 19/6:08.456 |
| 13 | 4 | 18.731 | 19/6:07.489 |
| 14 | 3 | 20.137 | 19/6:08.569 |
| 15 | 3 | 19.525 | 19/6:08.729 |
| 16 | 3 | 18.639 | 19/6:07.817 |
| 17 | 3 | 18.595 | 19/6:06.964 |
| 18 | 3 | 18.801 | 19/6:06.422 |
| 19 | 3 | 18.155 | 19/6:05.292 |