| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 18.406 | 20/6:08.120 |
| 2 | 2 | 17.201 | 21/6:13.873 |
| 3 | 1 | 17.179 | 21/6:09.502 |
| 4 | 1 | 16.990 | 21/6:06.324 |
| 5 | 1 | 17.873 | 21/6:08.126 |
| 6 | 2 | 20.908 | 20/6:01.857 |
| 7 | 2 | 18.275 | 20/6:02.377 |
| 8 | 2 | 18.371 | 20/6:03.007 |
| 9 | 2 | 16.942 | 20/6:00.322 |
| 10 | 2 | 19.570 | 20/6:03.430 |
| 11 | 2 | 18.760 | 20/6:04.500 |
| 12 | 2 | 17.928 | 20/6:04.005 |
| 13 | 3 | 23.715 | 20/6:12.489 |
| 14 | 3 | 21.451 | 20/6:16.527 |
| 15 | 3 | 17.980 | 20/6:15.399 |
| 16 | 3 | 18.550 | 20/6:15.124 |
| 17 | 3 | 17.295 | 20/6:13.405 |
| 18 | 3 | 20.071 | 20/6:14.961 |
| 19 | 3 | 19.151 | 20/6:15.385 |
| 20 | 4 | 23.206 | 20/6:19.822 |