| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.268 | 21/7:05.628 |
| 2 | 3 | 24.576 | 19/7:06.018 |
| 3 | 3 | 19.641 | 20/7:09.900 |
| 4 | 3 | 20.552 | 20/7:05.185 |
| 5 | 3 | 19.597 | 21/7:19.463 |
| 6 | 3 | 19.100 | 21/7:13.069 |
| 7 | 3 | 20.124 | 21/7:11.574 |
| 8 | 2 | 23.087 | 21/7:18.231 |
| 9 | 3 | 24.334 | 20/7:05.064 |
| 10 | 3 | 19.425 | 20/7:01.408 |
| 11 | 3 | 24.409 | 20/7:07.478 |
| 12 | 3 | 26.379 | 20/7:15.820 |
| 13 | 3 | 20.871 | 20/7:14.405 |
| 14 | 3 | 20.360 | 20/7:12.461 |
| 15 | 3 | 19.450 | 20/7:09.564 |
| 16 | 3 | 20.167 | 20/7:07.925 |
| 17 | 3 | 23.242 | 20/7:10.096 |
| 18 | 3 | 20.020 | 20/7:08.447 |
| 19 | 3 | 23.429 | 20/7:10.559 |
| 20 | 3 | 23.512 | 20/7:12.543 |