| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 18.884 | 20/6:17.680 |
| 2 | 2 | 21.293 | 18/6:01.593 |
| 3 | 2 | 17.933 | 19/6:08.030 |
| 4 | 2 | 18.022 | 19/6:01.627 |
| 5 | 2 | 17.561 | 20/6:14.772 |
| 6 | 3 | 18.586 | 20/6:14.263 |
| 7 | 2 | 18.180 | 20/6:12.740 |
| 8 | 2 | 17.565 | 20/6:10.060 |
| 9 | 2 | 17.480 | 20/6:07.787 |
| 10 | 2 | 18.393 | 20/6:07.794 |
| 11 | 2 | 18.033 | 20/6:07.145 |
| 12 | 2 | 18.098 | 20/6:06.713 |
| 13 | 2 | 18.059 | 20/6:06.288 |
| 14 | 1 | 17.720 | 20/6:05.439 |
| 15 | 1 | 17.565 | 20/6:04.496 |
| 16 | 1 | 17.590 | 20/6:03.702 |
| 17 | 1 | 18.257 | 20/6:03.787 |
| 18 | 1 | 17.681 | 20/6:03.222 |
| 19 | 1 | 17.874 | 20/6:02.920 |
| 20 | 1 | 18.713 | 20/6:03.487 |