| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 24.729 | N/A |
| 2 | 1 | 20.010 | 21/7:04.929 |
| 3 | 1 | 22.830 | 20/7:11.709 |
| 4 | 3 | 29.828 | 18/7:16.514 |
| 5 | 3 | 20.061 | 19/7:22.009 |
| 6 | 4 | 20.397 | 19/7:11.982 |
| 7 | 4 | 22.675 | 19/7:12.132 |
| 8 | 3 | 20.259 | 19/7:06.026 |
| 9 | 3 | 19.955 | 19/7:00.762 |
| 10 | 2 | 21.257 | 20/7:21.192 |
| 11 | 2 | 19.599 | 20/7:16.783 |
| 12 | 2 | 25.380 | 19/7:01.139 |
| 13 | 2 | 23.186 | 19/7:02.884 |
| 14 | 2 | 21.550 | 19/7:02.095 |
| 15 | 1 | 22.453 | 19/7:02.580 |
| 16 | 1 | 21.720 | 19/7:02.121 |
| 17 | 1 | 20.682 | 19/7:00.551 |
| 18 | 1 | 25.392 | 19/7:04.153 |
| 19 | 1 | 23.879 | 19/7:05.842 |