| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 17.747 | 21/6:12.687 |
| 2 | 4 | 17.697 | 21/6:12.162 |
| 3 | 4 | 18.095 | 21/6:14.773 |
| 4 | 3 | 19.342 | 20/6:04.405 |
| 5 | 3 | 18.392 | 20/6:05.092 |
| 6 | 3 | 17.661 | 20/6:03.113 |
| 7 | 3 | 17.891 | 20/6:02.357 |
| 8 | 3 | 18.019 | 20/6:02.110 |
| 9 | 3 | 17.459 | 20/6:00.673 |
| 10 | 3 | 19.287 | 20/6:03.180 |
| 11 | 3 | 17.839 | 20/6:02.598 |
| 12 | 3 | 18.199 | 20/6:02.713 |
| 13 | 3 | 18.824 | 20/6:03.772 |
| 14 | 3 | 17.826 | 20/6:03.254 |
| 15 | 3 | 18.772 | 20/6:04.067 |
| 16 | 3 | 19.422 | 20/6:05.590 |
| 17 | 3 | 18.779 | 20/6:06.178 |
| 18 | 3 | 18.289 | 20/6:06.156 |
| 19 | 3 | 18.053 | 20/6:05.887 |
| 20 | 3 | 18.462 | 20/6:06.055 |