| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 18.968 | 19/6:00.392 |
| 2 | 3 | 18.725 | 20/6:16.930 |
| 3 | 3 | 18.658 | 20/6:15.673 |
| 4 | 2 | 19.130 | 20/6:17.405 |
| 5 | 2 | 19.284 | 19/6:00.107 |
| 6 | 2 | 18.806 | 20/6:18.570 |
| 7 | 2 | 20.175 | 19/6:03.025 |
| 8 | 2 | 18.746 | 19/6:02.168 |
| 9 | 3 | 20.371 | 19/6:04.933 |
| 10 | 2 | 19.012 | 19/6:04.563 |
| 11 | 2 | 19.057 | 19/6:04.337 |
| 12 | 1 | 18.549 | 19/6:03.345 |
| 13 | 1 | 18.725 | 19/6:02.763 |
| 14 | 1 | 19.035 | 19/6:02.684 |
| 15 | 1 | 18.705 | 19/6:02.198 |
| 16 | 1 | 18.913 | 19/6:02.020 |
| 17 | 1 | 18.726 | 19/6:01.654 |
| 18 | 1 | 18.816 | 19/6:01.423 |
| 19 | 1 | 18.190 | 19/6:00.591 |