| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.982 | 19/6:00.658 |
| 2 | 3 | 19.609 | 19/6:06.615 |
| 3 | 1 | 19.145 | 19/6:05.661 |
| 4 | 1 | 19.730 | 19/6:07.964 |
| 5 | 1 | 19.188 | 19/6:07.285 |
| 6 | 1 | 19.660 | 19/6:08.328 |
| 7 | 1 | 19.581 | 19/6:08.858 |
| 8 | 1 | 19.425 | 19/6:08.885 |
| 9 | 1 | 18.914 | 19/6:07.827 |
| 10 | 1 | 19.085 | 19/6:07.306 |
| 11 | 1 | 19.449 | 19/6:07.508 |
| 12 | 1 | 25.303 | 19/6:16.946 |
| 13 | 1 | 19.568 | 19/6:16.549 |
| 14 | 1 | 19.030 | 19/6:15.479 |
| 15 | 1 | 21.358 | 19/6:17.501 |
| 16 | 1 | 19.571 | 19/6:17.148 |
| 17 | 1 | 19.636 | 19/6:16.909 |
| 18 | 1 | 25.059 | 18/6:02.293 |