| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.218 | 20/6:04.360 |
| 2 | 3 | 17.405 | 21/6:14.042 |
| 3 | 3 | 17.647 | 21/6:12.890 |
| 4 | 2 | 18.191 | 21/6:15.170 |
| 5 | 2 | 19.786 | 20/6:04.988 |
| 6 | 2 | 17.838 | 20/6:03.617 |
| 7 | 2 | 20.414 | 20/6:09.997 |
| 8 | 2 | 17.685 | 20/6:07.960 |
| 9 | 3 | 22.828 | 20/6:17.804 |
| 10 | 2 | 17.579 | 20/6:15.182 |
| 11 | 2 | 18.249 | 20/6:14.255 |
| 12 | 2 | 17.625 | 20/6:12.442 |
| 13 | 2 | 17.419 | 20/6:10.591 |
| 14 | 2 | 17.616 | 20/6:09.286 |
| 15 | 2 | 17.239 | 20/6:07.652 |
| 16 | 2 | 19.943 | 20/6:09.603 |
| 17 | 2 | 18.470 | 20/6:09.591 |
| 18 | 2 | 21.266 | 20/6:12.687 |
| 19 | 2 | 19.323 | 20/6:13.412 |
| 20 | 2 | 17.762 | 20/6:12.503 |