| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.072 | 18/6:01.296 |
| 2 | 1 | 20.297 | 18/6:03.321 |
| 3 | 1 | 19.910 | 18/6:01.674 |
| 4 | 1 | 19.113 | 19/6:17.112 |
| 5 | 1 | 20.551 | 19/6:19.783 |
| 6 | 1 | 20.964 | 18/6:02.721 |
| 7 | 1 | 19.853 | 18/6:01.954 |
| 8 | 3 | 30.067 | 17/6:03.007 |
| 9 | 3 | 19.513 | 18/6:20.680 |
| 10 | 3 | 19.959 | 18/6:18.538 |
| 11 | 2 | 22.447 | 18/6:20.857 |
| 12 | 2 | 19.653 | 18/6:18.599 |
| 13 | 2 | 20.200 | 18/6:17.445 |
| 14 | 2 | 20.334 | 18/6:16.628 |
| 15 | 2 | 19.431 | 18/6:14.837 |
| 16 | 2 | 20.007 | 18/6:13.917 |
| 17 | 2 | 25.871 | 18/6:19.315 |
| 18 | 2 | 20.515 | 18/6:18.757 |