| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.988 | 19/6:00.772 |
| 2 | 2 | 18.792 | 20/6:17.800 |
| 3 | 4 | 23.946 | 18/6:10.356 |
| 4 | 3 | 18.628 | 18/6:01.593 |
| 5 | 4 | 19.090 | 19/6:17.887 |
| 6 | 4 | 19.573 | 19/6:16.887 |
| 7 | 4 | 19.575 | 19/6:16.178 |
| 8 | 5 | 22.145 | 18/6:01.658 |
| 9 | 5 | 18.869 | 19/6:19.168 |
| 10 | 6 | 20.246 | 19/6:19.719 |
| 11 | 5 | 19.893 | 19/6:19.560 |
| 12 | 6 | 27.964 | 18/6:11.563 |
| 13 | 6 | 22.116 | 18/6:13.604 |
| 14 | 6 | 19.461 | 18/6:11.939 |
| 15 | 6 | 18.450 | 18/6:09.283 |
| 16 | 6 | 18.751 | 18/6:07.298 |
| 17 | 6 | 27.347 | 18/6:14.648 |
| 18 | 6 | 24.149 | 18/6:17.983 |