| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.579 | 20/6:11.580 |
| 2 | 1 | 18.611 | 20/6:11.900 |
| 3 | 1 | 18.862 | 20/6:13.680 |
| 4 | 3 | 23.036 | 19/6:15.668 |
| 5 | 2 | 19.268 | 19/6:13.753 |
| 6 | 2 | 18.715 | 19/6:10.725 |
| 7 | 2 | 18.899 | 19/6:09.061 |
| 8 | 2 | 18.543 | 19/6:06.968 |
| 9 | 2 | 19.237 | 19/6:06.806 |
| 10 | 2 | 19.189 | 19/6:06.584 |
| 11 | 2 | 19.256 | 19/6:06.519 |
| 12 | 2 | 19.253 | 19/6:06.459 |
| 13 | 2 | 21.368 | 19/6:09.500 |
| 14 | 2 | 19.353 | 19/6:09.372 |
| 15 | 2 | 18.694 | 19/6:08.426 |
| 16 | 2 | 19.740 | 19/6:08.841 |
| 17 | 2 | 22.014 | 19/6:11.748 |
| 18 | 2 | 19.733 | 19/6:11.925 |
| 19 | 2 | 20.721 | 19/6:13.071 |