| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.401 | 21/6:05.421 |
| 2 | 1 | 17.062 | 21/6:01.862 |
| 3 | 1 | 17.031 | 21/6:00.458 |
| 4 | 1 | 17.880 | 21/6:04.213 |
| 5 | 1 | 16.856 | 21/6:02.166 |
| 6 | 4 | 21.394 | 21/6:16.684 |
| 7 | 3 | 19.103 | 20/6:02.077 |
| 8 | 2 | 17.178 | 21/6:17.751 |
| 9 | 2 | 17.406 | 21/6:16.392 |
| 10 | 2 | 17.080 | 21/6:14.621 |
| 11 | 2 | 19.178 | 21/6:17.177 |
| 12 | 2 | 16.985 | 21/6:15.470 |
| 13 | 2 | 17.229 | 21/6:14.419 |
| 14 | 2 | 17.862 | 21/6:14.468 |
| 15 | 2 | 19.19 | 21/6:16.103 |
| 16 | 2 | 19.925 | 20/6:00.712 |
| 17 | 2 | 17.220 | 21/6:17.741 |
| 18 | 3 | 20.186 | 20/6:02.196 |
| 19 | 4 | 21.510 | 20/6:05.775 |
| 20 | 3 | 17.221 | 20/6:04.707 |