| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.613 | 21/6:09.873 |
| 2 | 1 | 17.924 | 21/6:13.138 |
| 3 | 3 | 21.483 | 19/6:01.127 |
| 4 | 2 | 19.574 | 19/6:03.821 |
| 5 | 3 | 20.053 | 19/6:07.259 |
| 6 | 3 | 17.706 | 19/6:02.118 |
| 7 | 3 | 17.652 | 20/6:17.157 |
| 8 | 3 | 19.699 | 19/6:00.297 |
| 9 | 3 | 17.774 | 20/6:16.618 |
| 10 | 3 | 16.913 | 20/6:12.782 |
| 11 | 3 | 17.504 | 20/6:10.718 |
| 12 | 3 | 18.380 | 20/6:10.458 |
| 13 | 3 | 16.832 | 20/6:07.857 |
| 14 | 3 | 20.704 | 20/6:11.159 |
| 15 | 3 | 22.129 | 20/6:15.920 |
| 16 | 3 | 18.453 | 20/6:15.491 |
| 17 | 3 | 21.936 | 19/6:00.250 |
| 18 | 3 | 21.493 | 19/6:02.923 |
| 19 | 3 | 21.943 | 19/6:05.765 |