| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 20.034 | 21/7:00.714 |
| 2 | 1 | 20.571 | 21/7:06.353 |
| 3 | 1 | 19.849 | 21/7:03.178 |
| 4 | 1 | 19.841 | 21/7:01.549 |
| 5 | 1 | 20.024 | 21/7:01.340 |
| 6 | 1 | 20.433 | 21/7:02.632 |
| 7 | 1 | 19.260 | 21/7:00.036 |
| 8 | 1 | 21.069 | 21/7:02.838 |
| 9 | 1 | 20.504 | 21/7:03.698 |
| 10 | 1 | 19.956 | 21/7:03.236 |
| 11 | 1 | 20.556 | 21/7:04.003 |
| 12 | 1 | 20.092 | 21/7:03.831 |
| 13 | 1 | 21.242 | 21/7:05.542 |
| 14 | 1 | 23.256 | 21/7:10.031 |
| 15 | 1 | 20.414 | 21/7:09.941 |
| 16 | 1 | 21.079 | 21/7:10.736 |
| 17 | 1 | 19.933 | 21/7:10.022 |
| 18 | 1 | 20.663 | 21/7:10.239 |
| 19 | 1 | 19.702 | 21/7:09.370 |
| 20 | 1 | 20.493 | 21/7:09.420 |
| 21 | 1 | 20.871 | 21/7:09.842 |