| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.967 | 19/6:00.373 |
| 2 | 3 | 19.227 | 19/6:02.843 |
| 3 | 3 | 18.874 | 19/6:01.431 |
| 4 | 3 | 19.983 | 19/6:05.992 |
| 5 | 3 | 21.094 | 19/6:12.951 |
| 6 | 4 | 22.580 | 18/6:02.175 |
| 7 | 4 | 18.895 | 19/6:18.969 |
| 8 | 3 | 18.328 | 19/6:15.127 |
| 9 | 4 | 19.209 | 19/6:13.998 |
| 10 | 4 | 20.044 | 19/6:14.682 |
| 11 | 4 | 18.765 | 19/6:13.032 |
| 12 | 4 | 19.535 | 19/6:12.877 |
| 13 | 4 | 18.239 | 19/6:10.851 |
| 14 | 4 | 18.081 | 19/6:08.900 |
| 15 | 4 | 19.178 | 19/6:08.599 |
| 16 | 4 | 18.413 | 19/6:07.427 |
| 17 | 4 | 19.031 | 19/6:07.083 |
| 18 | 4 | 19.029 | 19/6:06.776 |
| 19 | 4 | 18.909 | 19/6:06.381 |