| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.490 | 19/6:10.310 |
| 2 | 3 | 18.312 | 20/6:18.020 |
| 3 | 3 | 18.939 | 20/6:18.273 |
| 4 | 3 | 18.363 | 20/6:15.520 |
| 5 | 4 | 21.149 | 19/6:05.761 |
| 6 | 4 | 18.715 | 19/6:04.065 |
| 7 | 4 | 18.994 | 19/6:03.611 |
| 8 | 4 | 18.756 | 19/6:02.705 |
| 9 | 4 | 17.791 | 20/6:18.909 |
| 10 | 4 | 18.221 | 20/6:17.460 |
| 11 | 4 | 18.617 | 20/6:16.995 |
| 12 | 4 | 17.910 | 20/6:15.428 |
| 13 | 4 | 18.952 | 20/6:15.706 |
| 14 | 4 | 18.061 | 20/6:14.671 |
| 15 | 4 | 18.139 | 20/6:13.879 |
| 16 | 4 | 19.040 | 20/6:14.311 |
| 17 | 4 | 18.358 | 20/6:13.891 |
| 18 | 4 | 18.485 | 20/6:13.658 |
| 19 | 4 | 19.421 | 20/6:14.435 |
| 20 | 4 | 18.618 | 20/6:14.331 |