| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.663 | 20/6:13.260 |
| 2 | 4 | 19.304 | 19/6:00.686 |
| 3 | 3 | 19.038 | 19/6:01.032 |
| 4 | 4 | 18.251 | 20/6:16.280 |
| 5 | 3 | 17.860 | 20/6:12.464 |
| 6 | 4 | 18.683 | 20/6:12.663 |
| 7 | 3 | 17.916 | 20/6:10.614 |
| 8 | 3 | 18.942 | 20/6:11.643 |
| 9 | 3 | 18.689 | 20/6:11.880 |
| 10 | 3 | 19.613 | 20/6:13.918 |
| 11 | 3 | 18.539 | 20/6:13.633 |
| 12 | 3 | 17.645 | 20/6:11.905 |
| 13 | 3 | 17.989 | 20/6:10.972 |
| 14 | 3 | 18.467 | 20/6:10.856 |
| 15 | 3 | 21.935 | 20/6:15.379 |
| 16 | 3 | 18.412 | 20/6:14.932 |
| 17 | 3 | 17.959 | 20/6:14.006 |
| 18 | 3 | 18.730 | 20/6:14.039 |
| 19 | 3 | 18.458 | 20/6:13.782 |
| 20 | 3 | 21.310 | 20/6:16.403 |