| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 23.838 | N/A |
| 2 | 2 | 21.271 | 20/7:07.987 |
| 3 | 2 | 21.453 | 20/7:09.716 |
| 4 | 1 | 20.400 | 20/7:03.623 |
| 5 | 1 | 20.397 | 20/7:00.562 |
| 6 | 1 | 21.297 | 20/7:02.146 |
| 7 | 1 | 21.038 | 20/7:02.382 |
| 8 | 1 | 23.758 | 20/7:09.933 |
| 9 | 2 | 23.956 | 20/7:16.066 |
| 10 | 2 | 20.968 | 20/7:14.529 |
| 11 | 2 | 21.577 | 20/7:14.456 |
| 12 | 2 | 20.518 | 20/7:12.567 |
| 13 | 2 | 20.283 | 20/7:10.621 |
| 14 | 2 | 19.872 | 20/7:08.374 |
| 15 | 2 | 21.018 | 20/7:08.003 |
| 16 | 2 | 20.985 | 20/7:07.639 |
| 17 | 2 | 21.012 | 20/7:07.354 |
| 18 | 2 | 20.346 | 20/7:06.357 |
| 19 | 2 | 19.941 | 20/7:05.044 |
| 20 | 1 | 20.770 | 20/7:04.698 |