| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 21.461 | 17/6:04.837 |
| 2 | 2 | 20.906 | 17/6:00.119 |
| 3 | 2 | 21.020 | 18/6:20.322 |
| 4 | 2 | 21.575 | 17/6:01.089 |
| 5 | 2 | 21.231 | 17/6:01.056 |
| 6 | 2 | 20.986 | 17/6:00.341 |
| 7 | 2 | 21.930 | 17/6:02.122 |
| 8 | 3 | 24.149 | 17/6:08.173 |
| 9 | 3 | 21.928 | 17/6:08.685 |
| 10 | 2 | 21.104 | 17/6:07.693 |
| 11 | 3 | 21.564 | 17/6:07.593 |
| 12 | 2 | 21.275 | 17/6:07.099 |
| 13 | 2 | 21.120 | 17/6:06.479 |
| 14 | 2 | 21.242 | 17/6:06.096 |
| 15 | 4 | 24.571 | 17/6:09.537 |
| 16 | 3 | 21.973 | 17/6:09.787 |
| 17 | 4 | 22.615 | 17/6:10.650 |