| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.238 | 19/6:05.522 |
| 2 | 1 | 18.492 | 20/6:17.300 |
| 3 | 1 | 19.085 | 20/6:18.767 |
| 4 | 1 | 19.017 | 19/6:00.202 |
| 5 | 1 | 19.100 | 19/6:00.742 |
| 6 | 1 | 18.479 | 20/6:18.037 |
| 7 | 1 | 18.533 | 20/6:16.983 |
| 8 | 1 | 18.507 | 20/6:16.128 |
| 9 | 1 | 20.752 | 19/6:01.429 |
| 10 | 1 | 18.558 | 19/6:00.546 |
| 11 | 1 | 18.521 | 20/6:18.695 |
| 12 | 1 | 22.874 | 19/6:05.997 |
| 13 | 1 | 20.990 | 19/6:08.521 |
| 14 | 1 | 19.930 | 19/6:09.246 |
| 15 | 1 | 19.011 | 19/6:08.710 |
| 16 | 1 | 18.456 | 19/6:07.582 |
| 17 | 1 | 30.929 | 18/6:00.500 |
| 18 | 1 | 22.849 | 18/6:03.321 |