| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.676 | 23/7:09.548 |
| 2 | 3 | 18.453 | 23/7:06.983 |
| 3 | 3 | 21.395 | 22/7:09.176 |
| 4 | 3 | 22.004 | 21/7:02.772 |
| 5 | 3 | 17.577 | 22/7:11.662 |
| 6 | 3 | 20.573 | 22/7:15.153 |
| 7 | 4 | 24.340 | 21/7:09.054 |
| 8 | 4 | 21.602 | 21/7:12.127 |
| 9 | 4 | 30.918 | 20/7:14.529 |
| 10 | 4 | 18.181 | 20/7:07.438 |
| 11 | 4 | 24.927 | 20/7:13.902 |
| 12 | 4 | 18.120 | 20/7:07.943 |
| 13 | 4 | 20.576 | 20/7:06.680 |
| 14 | 4 | 21.187 | 20/7:06.470 |
| 15 | 4 | 18.107 | 20/7:02.181 |
| 16 | 4 | 26.180 | 20/7:08.520 |
| 17 | 4 | 19.459 | 20/7:06.206 |
| 18 | 4 | 25.526 | 20/7:10.890 |
| 19 | 4 | 23.593 | 20/7:13.046 |
| 20 | 4 | 17.547 | 20/7:08.941 |