| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 17.975 | 21/6:17.475 |
| 2 | 5 | 19.918 | 20/6:18.930 |
| 3 | 4 | 18.928 | 20/6:18.807 |
| 4 | 3 | 18.059 | 20/6:14.400 |
| 5 | 2 | 17.552 | 20/6:09.728 |
| 6 | 2 | 18.354 | 20/6:09.287 |
| 7 | 2 | 18.436 | 20/6:09.206 |
| 8 | 2 | 17.901 | 20/6:07.808 |
| 9 | 2 | 18.493 | 20/6:08.036 |
| 10 | 3 | 20.613 | 20/6:12.458 |
| 11 | 3 | 17.704 | 20/6:10.787 |
| 12 | 2 | 17.501 | 20/6:09.057 |
| 13 | 3 | 22.394 | 20/6:15.120 |
| 14 | 3 | 17.516 | 20/6:13.349 |
| 15 | 4 | 21.477 | 20/6:17.095 |
| 16 | 4 | 17.203 | 20/6:15.030 |
| 17 | 4 | 22.251 | 19/6:00.190 |
| 18 | 4 | 17.990 | 20/6:18.072 |
| 19 | 4 | 17.089 | 20/6:16.162 |
| 20 | 4 | 24.552 | 20/6:21.906 |