| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 27.007 | N/A |
| 2 | 1 | 25.710 | 19/8:09.787 |
| 3 | 1 | 25.274 | 19/8:05.863 |
| 4 | 1 | 27.493 | 19/8:17.869 |
| 5 | 1 | 24.901 | 19/8:12.208 |
| 6 | 1 | 25.820 | 19/8:12.119 |
| 7 | 1 | 26.667 | 19/8:14.602 |
| 8 | 1 | 25.859 | 19/8:14.297 |
| 9 | 1 | 27.430 | 19/8:17.603 |
| 10 | 2 | 24.782 | 19/8:14.879 |
| 11 | 2 | 26.936 | 19/8:16.576 |
| 12 | 2 | 27.041 | 19/8:18.137 |
| 13 | 2 | 24.732 | 19/8:15.974 |
| 14 | 2 | 25.060 | 19/8:14.598 |
| 15 | 2 | 23.978 | 19/8:12.028 |
| 16 | 2 | 25.108 | 19/8:11.156 |
| 17 | 2 | 28.301 | 19/8:13.985 |
| 18 | 2 | 33.031 | 19/8:21.490 |
| 19 | 2 | 29.935 | 19/8:25.065 |