| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 21.553 | 17/6:06.401 |
| 2 | 4 | 21.964 | 17/6:09.894 |
| 3 | 4 | 20.127 | 17/6:00.649 |
| 4 | 4 | 20.885 | 18/6:20.380 |
| 5 | 3 | 20.443 | 18/6:17.899 |
| 6 | 3 | 20.661 | 18/6:16.899 |
| 7 | 3 | 20.254 | 18/6:15.138 |
| 8 | 3 | 21.095 | 18/6:15.709 |
| 9 | 3 | 20.265 | 18/6:14.494 |
| 10 | 3 | 20.528 | 18/6:13.995 |
| 11 | 3 | 20.651 | 18/6:13.788 |
| 12 | 3 | 20.871 | 18/6:13.946 |
| 13 | 3 | 20.882 | 18/6:14.094 |
| 14 | 3 | 20.614 | 18/6:13.877 |
| 15 | 3 | 20.855 | 18/6:13.978 |
| 16 | 3 | 21.501 | 18/6:14.793 |
| 17 | 3 | 21.224 | 18/6:15.218 |
| 18 | 3 | 21.206 | 18/6:15.579 |