| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.691 | 20/6:13.820 |
| 2 | 2 | 18.322 | 20/6:10.130 |
| 3 | 2 | 18.176 | 20/6:07.927 |
| 4 | 2 | 17.555 | 20/6:03.720 |
| 5 | 2 | 17.878 | 20/6:02.488 |
| 6 | 2 | 18.235 | 20/6:02.857 |
| 7 | 2 | 18.291 | 20/6:03.280 |
| 8 | 1 | 18.092 | 20/6:03.100 |
| 9 | 1 | 18.317 | 20/6:03.460 |
| 10 | 1 | 18.077 | 20/6:03.268 |
| 11 | 1 | 17.891 | 20/6:02.773 |
| 12 | 1 | 18.889 | 20/6:04.023 |
| 13 | 1 | 18.196 | 20/6:04.015 |
| 14 | 1 | 17.976 | 20/6:03.694 |
| 15 | 1 | 18.137 | 20/6:03.631 |
| 16 | 1 | 18.147 | 20/6:03.587 |
| 17 | 1 | 18.327 | 20/6:03.761 |
| 18 | 2 | 18.315 | 20/6:03.902 |
| 19 | 2 | 18.020 | 20/6:03.718 |
| 20 | 2 | 17.859 | 20/6:03.391 |