| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.209 | 18/6:03.762 |
| 2 | 2 | 19.983 | 18/6:01.728 |
| 3 | 2 | 19.636 | 19/6:18.911 |
| 4 | 3 | 26.169 | 17/6:05.487 |
| 5 | 3 | 19.588 | 18/6:20.106 |
| 6 | 2 | 20.219 | 18/6:17.412 |
| 7 | 2 | 20.377 | 18/6:15.894 |
| 8 | 2 | 21.939 | 18/6:18.270 |
| 9 | 3 | 24.115 | 17/6:03.111 |
| 10 | 3 | 19.511 | 18/6:21.143 |
| 11 | 2 | 19.986 | 18/6:19.198 |
| 12 | 2 | 21.669 | 18/6:20.101 |
| 13 | 2 | 19.867 | 18/6:18.371 |
| 14 | 2 | 20.492 | 18/6:17.691 |
| 15 | 2 | 19.836 | 18/6:16.315 |
| 16 | 2 | 25.394 | 17/6:00.177 |
| 17 | 2 | 19.736 | 18/6:19.828 |
| 18 | 2 | 20.862 | 18/6:19.588 |