| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.380 | 20/6:07.600 |
| 2 | 3 | 18.500 | 20/6:08.800 |
| 3 | 3 | 17.706 | 20/6:03.907 |
| 4 | 3 | 20.633 | 20/6:16.095 |
| 5 | 3 | 19.886 | 19/6:01.399 |
| 6 | 3 | 17.817 | 20/6:16.407 |
| 7 | 4 | 21.858 | 19/6:05.831 |
| 8 | 4 | 18.695 | 19/6:04.503 |
| 9 | 4 | 18.843 | 19/6:03.782 |
| 10 | 3 | 18.779 | 19/6:03.084 |
| 11 | 4 | 21.631 | 19/6:07.439 |
| 12 | 3 | 19.232 | 19/6:07.270 |
| 13 | 3 | 19.141 | 19/6:06.994 |
| 14 | 3 | 19.047 | 19/6:06.629 |
| 15 | 3 | 21.339 | 19/6:09.217 |
| 16 | 4 | 19.381 | 19/6:09.156 |
| 17 | 3 | 18.655 | 19/6:08.290 |
| 18 | 4 | 22.628 | 19/6:11.715 |
| 19 | 3 | 18.280 | 19/6:10.431 |