| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.811 | 19/6:16.409 |
| 2 | 3 | 22.917 | 17/6:03.188 |
| 3 | 3 | 19.990 | 18/6:16.308 |
| 4 | 3 | 21.570 | 18/6:19.296 |
| 5 | 2 | 19.683 | 18/6:14.296 |
| 6 | 3 | 20.920 | 18/6:14.673 |
| 7 | 3 | 20.411 | 18/6:13.634 |
| 8 | 3 | 22.722 | 18/6:18.054 |
| 9 | 3 | 20.672 | 18/6:17.392 |
| 10 | 3 | 20.659 | 18/6:16.839 |
| 11 | 3 | 21.373 | 18/6:17.555 |
| 12 | 3 | 19.997 | 18/6:16.088 |
| 13 | 3 | 19.583 | 18/6:14.273 |
| 14 | 3 | 20.806 | 18/6:14.289 |
| 15 | 3 | 19.201 | 18/6:12.378 |
| 16 | 3 | 21.408 | 18/6:13.188 |
| 17 | 3 | 20.017 | 18/6:12.431 |
| 18 | 3 | 20.540 | 18/6:12.280 |