| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.153 | 20/6:03.060 |
| 2 | 3 | 21.375 | 19/6:15.516 |
| 3 | 2 | 16.748 | 20/6:15.173 |
| 4 | 3 | 20.664 | 19/6:05.465 |
| 5 | 2 | 17.195 | 20/6:16.540 |
| 6 | 2 | 18.355 | 20/6:14.967 |
| 7 | 2 | 17.145 | 20/6:10.386 |
| 8 | 2 | 19.286 | 20/6:12.303 |
| 9 | 2 | 17.041 | 20/6:08.804 |
| 10 | 2 | 17.141 | 20/6:06.206 |
| 11 | 2 | 18.105 | 20/6:05.833 |
| 12 | 2 | 16.214 | 20/6:02.370 |
| 13 | 2 | 19.577 | 20/6:04.614 |
| 14 | 2 | 16.786 | 20/6:02.550 |
| 15 | 2 | 16.812 | 20/6:00.796 |
| 16 | 2 | 18.471 | 20/6:01.335 |
| 17 | 2 | 16.812 | 21/6:17.852 |
| 18 | 2 | 16.594 | 21/6:16.220 |
| 19 | 2 | 18.493 | 21/6:16.858 |
| 20 | 2 | 16.608 | 21/6:15.454 |
| 21 | 2 | 17.042 | 21/6:14.617 |