| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.520 | 18/6:09.360 |
| 2 | 1 | 19.620 | 18/6:01.260 |
| 3 | 1 | 20.070 | 18/6:01.260 |
| 4 | 2 | 21.150 | 18/6:06.120 |
| 5 | 1 | 19.070 | 18/6:01.548 |
| 6 | 1 | 19.480 | 19/6:19.715 |
| 7 | 1 | 19.590 | 19/6:18.643 |
| 8 | 1 | 19.350 | 19/6:17.269 |
| 9 | 1 | 24.090 | 18/6:05.880 |
| 10 | 1 | 22.360 | 18/6:09.540 |
| 11 | 1 | 20.440 | 18/6:09.393 |
| 12 | 1 | 19.780 | 18/6:08.280 |
| 13 | 1 | 19.270 | 18/6:06.632 |
| 14 | 1 | 19.430 | 18/6:05.426 |
| 15 | 1 | 18.660 | 18/6:03.456 |
| 16 | 1 | 25.090 | 18/6:08.966 |
| 17 | 1 | 22.860 | 18/6:11.467 |
| 18 | 1 | 29.382 | 18/6:20.212 |