| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 18.681 | 20/6:13.620 |
| 2 | 3 | 18.321 | 20/6:10.020 |
| 3 | 3 | 18.616 | 20/6:10.787 |
| 4 | 3 | 17.645 | 20/6:06.315 |
| 5 | 4 | 20.410 | 20/6:14.692 |
| 6 | 4 | 17.923 | 20/6:11.987 |
| 7 | 4 | 18.363 | 20/6:11.311 |
| 8 | 4 | 17.486 | 20/6:08.612 |
| 9 | 4 | 18.058 | 20/6:07.784 |
| 10 | 4 | 17.231 | 20/6:05.468 |
| 11 | 4 | 17.770 | 20/6:04.553 |
| 12 | 4 | 17.280 | 20/6:02.973 |
| 13 | 4 | 18.070 | 20/6:02.852 |
| 14 | 4 | 20.624 | 20/6:06.397 |
| 15 | 4 | 17.642 | 20/6:05.493 |
| 16 | 4 | 18.607 | 20/6:05.909 |
| 17 | 4 | 19.083 | 20/6:06.835 |
| 18 | 4 | 17.535 | 20/6:05.939 |
| 19 | 4 | 18.160 | 20/6:05.795 |
| 20 | 4 | 17.441 | 20/6:04.946 |