| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 26.490 | N/A |
| 2 | 5 | 22.533 | 19/7:12.084 |
| 3 | 5 | 21.799 | 19/7:05.478 |
| 4 | 5 | 22.192 | 19/7:05.634 |
| 5 | 5 | 22.395 | 19/7:06.625 |
| 6 | 3 | 20.874 | 19/7:01.744 |
| 7 | 4 | 23.067 | 19/7:05.007 |
| 8 | 4 | 20.567 | 19/7:01.016 |
| 9 | 3 | 20.993 | 20/7:20.737 |
| 10 | 3 | 21.932 | 20/7:21.010 |
| 11 | 3 | 20.740 | 20/7:18.964 |
| 12 | 3 | 20.796 | 20/7:17.387 |
| 13 | 2 | 21.940 | 20/7:17.884 |
| 14 | 2 | 21.706 | 20/7:17.962 |
| 15 | 3 | 23.579 | 20/7:20.571 |
| 16 | 3 | 22.420 | 20/7:21.365 |
| 17 | 4 | 24.056 | 19/7:02.027 |
| 18 | 3 | 20.793 | 19/7:00.776 |
| 19 | 3 | 21.452 | 19/7:00.324 |