| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.518 | 21/6:07.878 |
| 2 | 1 | 18.175 | 21/6:14.776 |
| 3 | 4 | 18.952 | 20/6:04.300 |
| 4 | 4 | 17.689 | 20/6:01.670 |
| 5 | 3 | 16.930 | 21/6:14.909 |
| 6 | 4 | 17.983 | 21/6:15.365 |
| 7 | 5 | 17.319 | 21/6:13.698 |
| 8 | 5 | 18.273 | 21/6:14.952 |
| 9 | 5 | 17.787 | 21/6:14.794 |
| 10 | 5 | 20.386 | 20/6:02.024 |
| 11 | 5 | 18.063 | 20/6:01.955 |
| 12 | 5 | 17.773 | 20/6:01.413 |
| 13 | 5 | 18.302 | 20/6:01.769 |
| 14 | 6 | 20.561 | 20/6:05.301 |
| 15 | 6 | 18.287 | 20/6:05.331 |
| 16 | 6 | 19.465 | 20/6:06.829 |
| 17 | 6 | 17.805 | 20/6:06.198 |
| 18 | 5 | 17.713 | 20/6:05.534 |
| 19 | 4 | 17.707 | 20/6:04.935 |
| 20 | 4 | 17.348 | 20/6:04.036 |