| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.910 | 19/6:18.290 |
| 2 | 1 | 20.620 | 18/6:04.770 |
| 3 | 1 | 20.810 | 18/6:08.040 |
| 4 | 1 | 20.190 | 18/6:06.885 |
| 5 | 2 | 21.630 | 18/6:11.376 |
| 6 | 1 | 19.840 | 18/6:09.000 |
| 7 | 1 | 20.310 | 18/6:08.511 |
| 8 | 1 | 20.250 | 18/6:08.010 |
| 9 | 1 | 20.850 | 18/6:08.820 |
| 10 | 1 | 21.930 | 18/6:11.412 |
| 11 | 1 | 23.880 | 18/6:16.724 |
| 12 | 1 | 20.780 | 18/6:16.500 |
| 13 | 1 | 20.120 | 18/6:15.397 |
| 14 | 1 | 21.970 | 18/6:16.830 |
| 15 | 1 | 19.970 | 18/6:15.672 |
| 16 | 1 | 23.910 | 18/6:19.091 |
| 17 | 1 | 21.590 | 18/6:19.652 |
| 18 | 1 | 21.130 | 18/6:19.690 |