| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.953 | 19/6:00.107 |
| 2 | 2 | 19.263 | 19/6:03.052 |
| 3 | 2 | 19.842 | 19/6:07.701 |
| 4 | 1 | 18.755 | 19/6:04.862 |
| 5 | 1 | 18.859 | 19/6:03.554 |
| 6 | 1 | 21.442 | 19/6:10.861 |
| 7 | 1 | 19.839 | 19/6:11.730 |
| 8 | 1 | 19.225 | 19/6:10.923 |
| 9 | 1 | 19.046 | 19/6:09.917 |
| 10 | 1 | 19.393 | 19/6:09.772 |
| 11 | 1 | 19.595 | 19/6:10.003 |
| 12 | 1 | 19.703 | 19/6:10.365 |
| 13 | 1 | 21.435 | 19/6:13.204 |
| 14 | 1 | 21.459 | 19/6:15.669 |
| 15 | 1 | 19.479 | 19/6:15.298 |
| 16 | 2 | 19.256 | 19/6:14.708 |
| 17 | 2 | 19.754 | 19/6:14.745 |
| 18 | 2 | 19.294 | 19/6:14.292 |
| 19 | 2 | 20.340 | 19/6:14.932 |