| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.798 | 21/6:13.758 |
| 2 | 2 | 17.780 | 21/6:13.569 |
| 3 | 2 | 18.905 | 20/6:03.220 |
| 4 | 2 | 17.617 | 20/6:00.500 |
| 5 | 4 | 18.421 | 20/6:02.084 |
| 6 | 4 | 18.245 | 20/6:02.553 |
| 7 | 3 | 24.646 | 19/6:02.118 |
| 8 | 3 | 18.232 | 19/6:00.155 |
| 9 | 3 | 20.104 | 19/6:02.579 |
| 10 | 4 | 18.128 | 19/6:00.764 |
| 11 | 3 | 18.380 | 20/6:18.647 |
| 12 | 4 | 18.144 | 20/6:17.333 |
| 13 | 3 | 19.343 | 20/6:18.066 |
| 14 | 3 | 18.613 | 20/6:17.651 |
| 15 | 3 | 18.277 | 20/6:16.844 |
| 16 | 3 | 18.618 | 20/6:16.564 |
| 17 | 3 | 17.964 | 20/6:15.547 |
| 18 | 3 | 18.543 | 20/6:15.287 |
| 19 | 3 | 17.405 | 20/6:13.856 |
| 20 | 3 | 19.523 | 20/6:14.686 |