| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.134 | 21/7:02.814 |
| 2 | 3 | 23.310 | 20/7:14.440 |
| 3 | 3 | 18.275 | 21/7:12.033 |
| 4 | 3 | 22.321 | 20/7:00.200 |
| 5 | 3 | 20.625 | 21/7:19.593 |
| 6 | 3 | 19.488 | 21/7:14.536 |
| 7 | 4 | 27.213 | 20/7:12.474 |
| 8 | 3 | 17.698 | 20/7:02.660 |
| 9 | 3 | 17.688 | 21/7:15.755 |
| 10 | 2 | 19.327 | 21/7:12.766 |
| 11 | 2 | 18.003 | 21/7:07.793 |
| 12 | 3 | 26.617 | 21/7:18.723 |
| 13 | 3 | 18.394 | 21/7:14.689 |
| 14 | 3 | 24.120 | 21/7:19.820 |
| 15 | 3 | 18.646 | 21/7:16.603 |
| 16 | 3 | 22.979 | 21/7:19.475 |
| 17 | 3 | 19.844 | 21/7:18.137 |
| 18 | 3 | 23.390 | 20/7:00.080 |
| 19 | 3 | 23.803 | 20/7:03.026 |
| 20 | 3 | 19.681 | 20/7:01.556 |