| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 21.464 | 20/7:09.280 |
| 2 | 6 | 18.569 | 21/7:00.346 |
| 3 | 4 | 21.170 | 21/7:08.421 |
| 4 | 6 | 22.300 | 21/7:18.391 |
| 5 | 4 | 27.284 | 19/7:00.991 |
| 6 | 5 | 22.192 | 19/7:01.100 |
| 7 | 4 | 17.788 | 20/7:10.763 |
| 8 | 4 | 21.993 | 20/7:11.900 |
| 9 | 4 | 20.192 | 20/7:08.782 |
| 10 | 4 | 22.676 | 20/7:11.256 |
| 11 | 4 | 18.769 | 20/7:06.176 |
| 12 | 5 | 20.510 | 20/7:04.845 |
| 13 | 5 | 24.835 | 20/7:10.372 |
| 14 | 4 | 23.824 | 20/7:13.666 |
| 15 | 4 | 23.291 | 20/7:15.809 |
| 16 | 4 | 24.209 | 20/7:18.833 |
| 17 | 5 | 20.735 | 20/7:17.413 |
| 18 | 4 | 23.844 | 20/7:19.606 |
| 19 | 4 | 20.823 | 20/7:18.387 |
| 20 | 5 | 21.289 | 20/7:17.757 |