| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 9.212 | N/A |
| 2 | 3 | 20.346 | 19/6:15.044 |
| 3 | 3 | 20.118 | 19/6:13.388 |
| 4 | 3 | 20.518 | 19/6:15.104 |
| 5 | 4 | 20.719 | 19/6:16.866 |
| 6 | 3 | 19.913 | 19/6:15.022 |
| 7 | 3 | 20.273 | 19/6:14.873 |
| 8 | 3 | 19.865 | 19/6:13.717 |
| 9 | 3 | 20.143 | 19/6:13.475 |
| 10 | 3 | 20.497 | 19/6:13.996 |
| 11 | 4 | 20.474 | 19/6:14.370 |
| 12 | 4 | 19.911 | 19/6:13.756 |
| 13 | 4 | 19.984 | 19/6:13.353 |
| 14 | 4 | 20.161 | 19/6:13.257 |
| 15 | 4 | 19.835 | 19/6:12.756 |
| 16 | 4 | 19.756 | 19/6:12.227 |
| 17 | 4 | 21.002 | 19/6:13.166 |
| 18 | 4 | 20.394 | 19/6:13.350 |
| 19 | 4 | 19.682 | 19/6:12.803 |