| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.178 | 21/7:03.738 |
| 2 | 2 | 20.024 | 21/7:02.121 |
| 3 | 2 | 18.645 | 22/7:11.545 |
| 4 | 2 | 21.425 | 21/7:01.428 |
| 5 | 2 | 21.472 | 21/7:07.325 |
| 6 | 2 | 20.228 | 21/7:06.902 |
| 7 | 2 | 19.625 | 21/7:04.791 |
| 8 | 2 | 19.945 | 21/7:04.048 |
| 9 | 2 | 23.439 | 21/7:11.622 |
| 10 | 2 | 18.297 | 21/7:06.884 |
| 11 | 2 | 20.067 | 21/7:06.386 |
| 12 | 2 | 19.244 | 21/7:04.531 |
| 13 | 2 | 20.385 | 21/7:04.804 |
| 14 | 2 | 19.876 | 21/7:04.275 |
| 15 | 2 | 19.035 | 21/7:02.639 |
| 16 | 2 | 20.103 | 21/7:02.609 |
| 17 | 2 | 20.577 | 21/7:03.169 |
| 18 | 2 | 24.559 | 21/7:08.311 |
| 19 | 2 | 19.312 | 21/7:07.113 |
| 20 | 2 | 20.759 | 21/7:07.555 |
| 21 | 2 | 21.051 | 21/7:08.246 |