| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 20.328 | 21/7:06.888 |
| 2 | 4 | 20.572 | 21/7:09.045 |
| 3 | 4 | 19.973 | 21/7:06.111 |
| 4 | 4 | 19.849 | 21/7:03.790 |
| 5 | 3 | 19.622 | 21/7:01.444 |
| 6 | 3 | 19.993 | 21/7:01.179 |
| 7 | 3 | 19.932 | 21/7:00.807 |
| 8 | 3 | 19.618 | 22/7:19.689 |
| 9 | 3 | 20.229 | 21/7:00.270 |
| 10 | 3 | 19.460 | 22/7:19.067 |
| 11 | 3 | 24.546 | 21/7:07.869 |
| 12 | 3 | 19.302 | 21/7:05.992 |
| 13 | 4 | 22.187 | 21/7:09.063 |
| 14 | 3 | 19.755 | 21/7:08.049 |
| 15 | 3 | 19.647 | 21/7:07.018 |
| 16 | 3 | 20.042 | 21/7:06.634 |