| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.748 | 18/6:13.464 |
| 2 | 2 | 19.723 | 18/6:04.239 |
| 3 | 2 | 19.457 | 19/6:19.544 |
| 4 | 2 | 19.453 | 19/6:17.060 |
| 5 | 2 | 21.442 | 18/6:02.963 |
| 6 | 2 | 19.452 | 18/6:00.825 |
| 7 | 2 | 19.839 | 18/6:00.293 |
| 8 | 2 | 20.001 | 18/6:00.259 |
| 9 | 4 | 25.291 | 18/6:10.812 |
| 10 | 4 | 19.740 | 18/6:09.263 |
| 11 | 4 | 19.753 | 18/6:08.017 |
| 12 | 3 | 20.315 | 18/6:07.821 |
| 13 | 3 | 20.065 | 18/6:07.309 |
| 14 | 3 | 19.745 | 18/6:06.459 |
| 15 | 3 | 20.147 | 18/6:06.205 |
| 16 | 3 | 20.008 | 18/6:05.826 |
| 17 | 2 | 20.414 | 18/6:05.922 |
| 18 | 2 | 25.893 | 18/6:11.486 |