| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 22.708 | 19/7:11.452 |
| 2 | 1 | 21.567 | 19/7:00.613 |
| 3 | 2 | 22.511 | 19/7:02.978 |
| 4 | 2 | 19.915 | 20/7:13.505 |
| 5 | 2 | 22.051 | 20/7:15.008 |
| 6 | 2 | 20.373 | 20/7:10.417 |
| 7 | 2 | 23.285 | 20/7:15.457 |
| 8 | 2 | 23.613 | 20/7:20.058 |
| 9 | 2 | 20.512 | 20/7:16.744 |
| 10 | 1 | 20.477 | 20/7:14.024 |
| 11 | 1 | 23.400 | 20/7:17.113 |
| 12 | 1 | 20.675 | 20/7:15.145 |
| 13 | 1 | 20.577 | 20/7:13.329 |
| 14 | 1 | 20.674 | 20/7:11.911 |
| 15 | 1 | 19.987 | 20/7:09.767 |
| 16 | 1 | 22.296 | 20/7:10.776 |
| 17 | 1 | 20.091 | 20/7:09.073 |
| 18 | 1 | 25.004 | 20/7:13.018 |
| 19 | 1 | 19.959 | 20/7:11.237 |
| 20 | 1 | 20.622 | 20/7:10.297 |