| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.132 | 19/6:03.508 |
| 2 | 3 | 19.600 | 19/6:07.954 |
| 3 | 3 | 18.442 | 19/6:02.102 |
| 4 | 3 | 18.454 | 20/6:18.140 |
| 5 | 3 | 19.061 | 20/6:18.756 |
| 6 | 3 | 18.402 | 20/6:16.970 |
| 7 | 2 | 19.798 | 19/6:00.699 |
| 8 | 3 | 19.294 | 19/6:01.435 |
| 9 | 2 | 18.272 | 20/6:18.789 |
| 10 | 2 | 18.519 | 20/6:17.948 |
| 11 | 2 | 18.265 | 20/6:16.798 |
| 12 | 3 | 19.563 | 20/6:18.003 |
| 13 | 3 | 18.248 | 20/6:17.000 |
| 14 | 2 | 19.152 | 20/6:17.431 |
| 15 | 2 | 19.028 | 20/6:17.640 |
| 16 | 3 | 18.966 | 20/6:17.745 |
| 17 | 3 | 20.355 | 19/6:00.498 |
| 18 | 3 | 18.986 | 19/6:00.511 |
| 19 | 3 | 18.108 | 20/6:18.574 |
| 20 | 3 | 18.557 | 20/6:18.202 |