| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.220 | 18/6:03.960 |
| 2 | 2 | 19.590 | 19/6:18.195 |
| 3 | 2 | 20.620 | 18/6:02.580 |
| 4 | 2 | 22.900 | 18/6:14.985 |
| 5 | 3 | 21.310 | 18/6:16.704 |
| 6 | 2 | 21.040 | 18/6:17.040 |
| 7 | 2 | 21.240 | 18/6:17.794 |
| 8 | 2 | 20.480 | 18/6:16.650 |
| 9 | 2 | 19.340 | 18/6:13.480 |
| 10 | 2 | 23.500 | 18/6:18.432 |
| 11 | 2 | 19.480 | 18/6:15.905 |
| 12 | 3 | 19.920 | 18/6:14.460 |
| 13 | 3 | 22.680 | 18/6:17.058 |
| 14 | 3 | 24.880 | 17/6:00.886 |
| 15 | 3 | 19.640 | 18/6:20.208 |
| 16 | 3 | 23.620 | 17/6:01.739 |
| 17 | 3 | 19.480 | 18/6:21.113 |
| 18 | 3 | 19.360 | 18/6:19.300 |