| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.457 | 21/6:06.597 |
| 2 | 2 | 17.229 | 21/6:04.203 |
| 3 | 1 | 16.754 | 21/6:00.080 |
| 4 | 2 | 18.942 | 21/6:09.506 |
| 5 | 2 | 17.504 | 21/6:09.121 |
| 6 | 3 | 24.621 | 20/6:15.023 |
| 7 | 2 | 16.602 | 20/6:08.883 |
| 8 | 2 | 18.870 | 20/6:09.948 |
| 9 | 2 | 17.595 | 20/6:07.942 |
| 10 | 2 | 17.196 | 20/6:05.540 |
| 11 | 2 | 20.875 | 20/6:10.264 |
| 12 | 2 | 18.266 | 20/6:09.852 |
| 13 | 2 | 16.990 | 20/6:07.540 |
| 14 | 2 | 17.668 | 20/6:06.527 |
| 15 | 2 | 17.481 | 20/6:05.400 |
| 16 | 2 | 16.800 | 20/6:03.563 |
| 17 | 2 | 19.320 | 20/6:04.906 |
| 18 | 2 | 16.800 | 20/6:03.300 |
| 19 | 2 | 16.976 | 20/6:02.048 |
| 20 | 2 | 17.311 | 20/6:01.257 |