| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 19.339 | 19/6:07.441 |
| 2 | 3 | 18.976 | 19/6:03.992 |
| 3 | 2 | 18.517 | 20/6:18.880 |
| 4 | 1 | 18.195 | 20/6:15.135 |
| 5 | 1 | 18.671 | 20/6:14.792 |
| 6 | 1 | 18.799 | 20/6:14.990 |
| 7 | 1 | 19.042 | 20/6:15.826 |
| 8 | 3 | 25.130 | 19/6:12.089 |
| 9 | 3 | 19.500 | 19/6:11.912 |
| 10 | 3 | 18.139 | 19/6:09.185 |
| 11 | 3 | 19.908 | 19/6:10.009 |
| 12 | 3 | 18.805 | 19/6:08.950 |
| 13 | 3 | 21.061 | 19/6:11.351 |
| 14 | 3 | 18.643 | 19/6:10.127 |
| 15 | 3 | 19.530 | 19/6:10.190 |
| 16 | 3 | 19.379 | 19/6:10.065 |
| 17 | 3 | 18.539 | 19/6:09.017 |
| 18 | 3 | 19.512 | 19/6:09.112 |
| 19 | 2 | 23.781 | 19/6:13.466 |