| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 18.787 | 20/6:15.740 |
| 2 | 4 | 19.051 | 20/6:18.380 |
| 3 | 4 | 18.860 | 20/6:17.987 |
| 4 | 4 | 18.980 | 20/6:18.390 |
| 5 | 4 | 18.583 | 20/6:17.044 |
| 6 | 4 | 22.440 | 19/6:09.553 |
| 7 | 4 | 18.629 | 19/6:07.324 |
| 8 | 4 | 18.796 | 19/6:06.049 |
| 9 | 4 | 19.017 | 19/6:05.524 |
| 10 | 4 | 19.087 | 19/6:05.237 |
| 11 | 4 | 23.217 | 19/6:12.136 |
| 12 | 4 | 18.501 | 19/6:10.418 |
| 13 | 4 | 18.516 | 19/6:08.986 |
| 14 | 4 | 22.232 | 19/6:12.802 |
| 15 | 4 | 17.909 | 19/6:10.633 |
| 16 | 4 | 18.387 | 19/6:09.303 |
| 17 | 4 | 18.455 | 19/6:08.205 |
| 18 | 4 | 17.927 | 19/6:06.673 |
| 19 | 4 | 18.584 | 19/6:05.958 |