| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.020 | 20/6:00.400 |
| 2 | 1 | 18.206 | 20/6:02.260 |
| 3 | 1 | 17.898 | 20/6:00.827 |
| 4 | 1 | 17.844 | 21/6:17.832 |
| 5 | 3 | 19.877 | 20/6:07.380 |
| 6 | 2 | 18.500 | 20/6:07.817 |
| 7 | 1 | 17.184 | 20/6:04.369 |
| 8 | 1 | 17.793 | 20/6:03.305 |
| 9 | 1 | 18.949 | 20/6:05.047 |
| 10 | 1 | 18.663 | 20/6:05.868 |
| 11 | 1 | 18.215 | 20/6:05.725 |
| 12 | 1 | 17.779 | 20/6:04.880 |
| 13 | 1 | 17.666 | 20/6:03.991 |
| 14 | 1 | 17.935 | 20/6:03.613 |
| 15 | 1 | 17.740 | 20/6:03.025 |
| 16 | 1 | 18.645 | 20/6:03.642 |
| 17 | 1 | 18.991 | 20/6:04.594 |
| 18 | 2 | 25.002 | 20/6:12.119 |
| 19 | 2 | 17.945 | 20/6:11.423 |
| 20 | 2 | 18.227 | 20/6:11.079 |