| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.230 | 20/6:04.600 |
| 2 | 3 | 17.896 | 20/6:01.260 |
| 3 | 4 | 19.710 | 20/6:12.240 |
| 4 | 3 | 17.699 | 20/6:07.675 |
| 5 | 3 | 19.928 | 20/6:13.852 |
| 6 | 4 | 21.255 | 19/6:03.274 |
| 7 | 3 | 18.503 | 19/6:01.600 |
| 8 | 3 | 19.507 | 19/6:02.729 |
| 9 | 3 | 18.990 | 19/6:02.516 |
| 10 | 3 | 19.930 | 19/6:04.131 |
| 11 | 3 | 21.476 | 19/6:08.123 |
| 12 | 3 | 19.495 | 19/6:08.313 |
| 13 | 3 | 19.706 | 19/6:08.783 |
| 14 | 4 | 21.561 | 19/6:11.702 |
| 15 | 4 | 17.571 | 19/6:09.179 |
| 16 | 4 | 20.883 | 19/6:10.904 |
| 17 | 4 | 18.622 | 19/6:09.899 |
| 18 | 4 | 19.463 | 19/6:09.893 |
| 19 | 4 | 19.211 | 19/6:09.636 |