| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.082 | 20/6:01.640 |
| 2 | 1 | 17.184 | 21/6:10.293 |
| 3 | 2 | 18.156 | 21/6:13.954 |
| 4 | 2 | 20.144 | 20/6:07.830 |
| 5 | 1 | 17.569 | 20/6:04.540 |
| 6 | 1 | 18.711 | 20/6:06.153 |
| 7 | 2 | 19.850 | 20/6:10.560 |
| 8 | 2 | 18.602 | 20/6:10.745 |
| 9 | 2 | 17.791 | 20/6:09.087 |
| 10 | 2 | 19.409 | 20/6:10.996 |
| 11 | 2 | 18.100 | 20/6:10.178 |
| 12 | 2 | 19.162 | 20/6:11.267 |
| 13 | 2 | 18.105 | 20/6:10.562 |
| 14 | 2 | 18.073 | 20/6:09.911 |
| 15 | 1 | 18.034 | 20/6:09.296 |
| 16 | 1 | 17.714 | 20/6:08.357 |
| 17 | 1 | 17.452 | 20/6:07.221 |
| 18 | 1 | 17.610 | 20/6:06.387 |
| 19 | 1 | 18.564 | 20/6:06.644 |
| 20 | 1 | 21.056 | 20/6:09.368 |