| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 17.803 | 21/6:13.863 |
| 2 | 6 | 18.435 | 20/6:02.380 |
| 3 | 5 | 18.508 | 20/6:04.973 |
| 4 | 6 | 18.591 | 20/6:06.685 |
| 5 | 5 | 18.748 | 20/6:08.340 |
| 6 | 6 | 18.481 | 20/6:08.553 |
| 7 | 6 | 18.294 | 20/6:08.171 |
| 8 | 6 | 19.033 | 20/6:09.733 |
| 9 | 6 | 18.368 | 20/6:09.469 |
| 10 | 6 | 18.940 | 20/6:10.402 |
| 11 | 7 | 25.048 | 19/6:03.157 |
| 12 | 7 | 19.969 | 19/6:04.512 |
| 13 | 7 | 18.716 | 19/6:03.827 |
| 14 | 7 | 19.836 | 19/6:04.759 |
| 15 | 8 | 20.269 | 19/6:06.116 |
| 16 | 8 | 20.287 | 19/6:07.325 |
| 17 | 8 | 22.881 | 19/6:11.290 |
| 18 | 7 | 21.908 | 19/6:13.788 |
| 19 | 7 | 18.899 | 19/6:13.014 |