| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 19.792 | 19/6:16.048 |
| 2 | 4 | 17.996 | 20/6:17.880 |
| 3 | 4 | 18.941 | 20/6:18.193 |
| 4 | 4 | 23.987 | 18/6:03.222 |
| 5 | 4 | 18.369 | 19/6:16.523 |
| 6 | 4 | 16.743 | 19/6:06.789 |
| 7 | 3 | 17.325 | 19/6:01.415 |
| 8 | 3 | 16.950 | 20/6:15.257 |
| 9 | 2 | 18.948 | 20/6:15.669 |
| 10 | 2 | 17.400 | 20/6:12.902 |
| 11 | 1 | 17.047 | 20/6:09.996 |
| 12 | 2 | 20.619 | 20/6:13.528 |
| 13 | 2 | 16.881 | 20/6:10.766 |
| 14 | 2 | 17.407 | 20/6:09.150 |
| 15 | 2 | 17.810 | 20/6:08.287 |
| 16 | 2 | 17.556 | 20/6:07.214 |
| 17 | 2 | 16.829 | 20/6:05.412 |
| 18 | 2 | 16.977 | 20/6:03.974 |
| 19 | 2 | 16.985 | 20/6:02.697 |
| 20 | 1 | 16.669 | 20/6:01.231 |