| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.352 | 19/6:07.688 |
| 2 | 1 | 18.184 | 20/6:15.360 |
| 3 | 1 | 18.795 | 20/6:15.540 |
| 4 | 1 | 18.720 | 20/6:15.255 |
| 5 | 1 | 21.904 | 19/6:08.429 |
| 6 | 1 | 18.634 | 19/6:06.032 |
| 7 | 1 | 19.825 | 19/6:07.552 |
| 8 | 1 | 19.286 | 19/6:07.412 |
| 9 | 1 | 18.837 | 19/6:06.356 |
| 10 | 1 | 19.193 | 19/6:06.187 |
| 11 | 1 | 18.888 | 19/6:05.522 |
| 12 | 1 | 18.514 | 19/6:04.376 |
| 13 | 1 | 19.225 | 19/6:04.445 |
| 14 | 1 | 19.550 | 19/6:04.945 |
| 15 | 1 | 18.134 | 19/6:03.585 |
| 16 | 1 | 18.564 | 19/6:02.906 |
| 17 | 1 | 18.455 | 19/6:02.185 |
| 18 | 1 | 18.486 | 19/6:01.576 |
| 19 | 1 | 18.543 | 19/6:01.089 |