| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 20.742 | 21/7:15.582 |
| 2 | 1 | 19.773 | 21/7:05.408 |
| 3 | 1 | 20.011 | 21/7:03.682 |
| 4 | 1 | 19.523 | 21/7:00.257 |
| 5 | 1 | 19.812 | 22/7:19.388 |
| 6 | 1 | 20.715 | 21/7:02.016 |
| 7 | 1 | 21.798 | 21/7:07.122 |
| 8 | 1 | 20.498 | 21/7:07.539 |
| 9 | 1 | 19.975 | 21/7:06.643 |
| 10 | 1 | 23.591 | 21/7:13.520 |
| 11 | 1 | 20.647 | 21/7:13.526 |
| 12 | 1 | 20.318 | 21/7:12.955 |
| 13 | 1 | 21.075 | 21/7:13.695 |
| 14 | 1 | 20.519 | 21/7:13.495 |
| 15 | 1 | 21.506 | 21/7:14.704 |
| 16 | 1 | 22.821 | 21/7:17.488 |
| 17 | 1 | 20.193 | 21/7:16.697 |
| 18 | 1 | 28.990 | 20/7:05.008 |
| 19 | 1 | 20.439 | 20/7:04.154 |
| 20 | 1 | 21.993 | 20/7:04.939 |