| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 19.299 | 19/6:06.681 |
| 2 | 4 | 18.849 | 19/6:02.406 |
| 3 | 2 | 18.333 | 20/6:16.540 |
| 4 | 2 | 18.715 | 20/6:15.980 |
| 5 | 2 | 20.028 | 19/6:01.851 |
| 6 | 1 | 18.169 | 20/6:17.977 |
| 7 | 2 | 20.157 | 19/6:02.493 |
| 8 | 2 | 18.756 | 19/6:01.727 |
| 9 | 2 | 18.944 | 19/6:01.528 |
| 10 | 2 | 18.762 | 19/6:01.023 |
| 11 | 2 | 18.621 | 19/6:00.366 |
| 12 | 2 | 18.888 | 19/6:00.242 |
| 13 | 1 | 18.820 | 19/6:00.037 |
| 14 | 1 | 18.941 | 19/6:00.026 |
| 15 | 1 | 19.082 | 19/6:00.194 |
| 16 | 2 | 18.784 | 20/6:18.935 |
| 17 | 1 | 18.203 | 20/6:18.060 |
| 18 | 1 | 18.800 | 20/6:17.946 |
| 19 | 2 | 20.680 | 19/6:00.831 |