| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.964 | 19/6:00.316 |
| 2 | 2 | 20.278 | 19/6:12.799 |
| 3 | 1 | 19.417 | 19/6:11.507 |
| 4 | 2 | 20.978 | 19/6:18.276 |
| 5 | 2 | 18.895 | 19/6:14.422 |
| 6 | 1 | 19.158 | 19/6:12.685 |
| 7 | 1 | 18.648 | 19/6:10.060 |
| 8 | 1 | 19.538 | 19/6:10.206 |
| 9 | 1 | 19.739 | 19/6:10.743 |
| 10 | 1 | 18.795 | 19/6:09.379 |
| 11 | 1 | 19.519 | 19/6:09.514 |
| 12 | 1 | 18.955 | 19/6:08.733 |
| 13 | 1 | 18.790 | 19/6:07.831 |
| 14 | 1 | 19.085 | 19/6:07.459 |
| 15 | 1 | 19.447 | 19/6:07.594 |
| 16 | 1 | 19.095 | 19/6:07.295 |
| 17 | 1 | 19.125 | 19/6:07.064 |
| 18 | 1 | 19.519 | 19/6:07.275 |
| 19 | 1 | 18.807 | 19/6:06.752 |