| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 19.988 | 19/6:19.772 |
| 2 | 1 | 19.138 | 19/6:11.697 |
| 3 | 1 | 20.183 | 19/6:15.624 |
| 4 | 2 | 23.468 | 18/6:12.497 |
| 5 | 2 | 21.068 | 18/6:13.842 |
| 6 | 2 | 19.916 | 18/6:11.283 |
| 7 | 2 | 19.471 | 18/6:08.311 |
| 8 | 2 | 20.023 | 18/6:07.324 |
| 9 | 2 | 20.384 | 18/6:07.278 |
| 10 | 2 | 19.552 | 18/6:05.744 |
| 11 | 2 | 20.386 | 18/6:05.853 |
| 12 | 2 | 23.339 | 18/6:10.374 |
| 13 | 2 | 18.834 | 18/6:07.962 |
| 14 | 2 | 20.016 | 18/6:07.413 |
| 15 | 2 | 19.168 | 18/6:05.921 |
| 16 | 2 | 23.194 | 18/6:09.144 |
| 17 | 2 | 18.954 | 18/6:07.499 |
| 18 | 2 | 21.897 | 18/6:08.979 |