| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.427 | 19/6:09.113 |
| 2 | 2 | 19.348 | 19/6:08.363 |
| 3 | 3 | 21.477 | 18/6:01.512 |
| 4 | 3 | 20.473 | 18/6:03.262 |
| 5 | 2 | 21.226 | 18/6:07.024 |
| 6 | 2 | 21.864 | 18/6:11.445 |
| 7 | 2 | 21.232 | 18/6:12.978 |
| 8 | 2 | 21.104 | 18/6:13.840 |
| 9 | 2 | 20.489 | 18/6:13.280 |
| 10 | 3 | 20.278 | 18/6:12.452 |
| 11 | 3 | 20.296 | 18/6:11.805 |
| 12 | 3 | 20.327 | 18/6:11.312 |
| 13 | 2 | 23.923 | 18/6:15.873 |
| 14 | 3 | 19.374 | 18/6:13.935 |
| 15 | 3 | 20.408 | 18/6:13.495 |
| 16 | 3 | 20.512 | 18/6:13.228 |
| 17 | 3 | 19.948 | 18/6:12.395 |
| 18 | 3 | 20.983 | 18/6:12.689 |