| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.745 | 21/6:12.645 |
| 2 | 2 | 17.948 | 21/6:14.776 |
| 3 | 2 | 17.875 | 21/6:14.976 |
| 4 | 4 | 27.063 | 18/6:02.839 |
| 5 | 4 | 18.564 | 19/6:16.941 |
| 6 | 3 | 18.843 | 19/6:13.787 |
| 7 | 3 | 18.196 | 19/6:09.778 |
| 8 | 3 | 17.882 | 19/6:06.026 |
| 9 | 3 | 18.514 | 19/6:04.441 |
| 10 | 3 | 18.040 | 19/6:02.273 |
| 11 | 3 | 18.295 | 19/6:00.940 |
| 12 | 3 | 18.082 | 20/6:18.412 |
| 13 | 4 | 18.165 | 20/6:17.249 |
| 14 | 3 | 17.883 | 20/6:15.850 |
| 15 | 2 | 17.705 | 20/6:14.400 |
| 16 | 3 | 17.805 | 20/6:13.256 |
| 17 | 3 | 18.039 | 20/6:12.522 |
| 18 | 3 | 18.192 | 20/6:12.040 |
| 19 | 3 | 17.666 | 20/6:11.055 |
| 20 | 3 | 18.053 | 20/6:10.555 |