| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 21.445 | 17/6:04.565 |
| 2 | 3 | 20.112 | 18/6:14.013 |
| 3 | 3 | 19.900 | 18/6:08.742 |
| 4 | 3 | 19.880 | 18/6:06.017 |
| 5 | 2 | 20.423 | 18/6:06.336 |
| 6 | 2 | 19.767 | 18/6:04.581 |
| 7 | 2 | 21.635 | 18/6:08.131 |
| 8 | 3 | 20.113 | 18/6:07.369 |
| 9 | 3 | 19.707 | 18/6:05.964 |
| 10 | 3 | 19.832 | 18/6:05.065 |
| 11 | 3 | 20.109 | 18/6:04.783 |
| 12 | 3 | 19.714 | 18/6:03.956 |
| 13 | 3 | 19.488 | 18/6:02.942 |
| 14 | 3 | 19.897 | 18/6:02.600 |
| 15 | 3 | 19.786 | 18/6:02.170 |
| 16 | 3 | 20.246 | 18/6:02.311 |
| 17 | 3 | 20.285 | 18/6:02.477 |
| 18 | 3 | 20.841 | 18/6:03.180 |