| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 20.717 | 18/6:12.906 |
| 2 | 1 | 21.125 | 18/6:16.578 |
| 3 | 2 | 20.830 | 18/6:16.032 |
| 4 | 2 | 19.867 | 18/6:11.425 |
| 5 | 2 | 19.703 | 18/6:08.071 |
| 6 | 2 | 20.432 | 18/6:08.022 |
| 7 | 1 | 20.889 | 18/6:09.162 |
| 8 | 1 | 19.736 | 18/6:07.423 |
| 9 | 1 | 20.754 | 18/6:08.106 |
| 10 | 1 | 19.824 | 18/6:06.979 |
| 11 | 1 | 20.383 | 18/6:06.971 |
| 12 | 1 | 19.935 | 18/6:06.293 |
| 13 | 1 | 21.122 | 18/6:07.362 |
| 14 | 1 | 20.745 | 18/6:07.794 |
| 15 | 1 | 21.041 | 18/6:08.524 |
| 16 | 1 | 20.650 | 18/6:08.722 |
| 17 | 1 | 20.532 | 18/6:08.772 |
| 18 | 1 | 19.778 | 18/6:08.063 |