| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.776 | 21/6:13.296 |
| 2 | 2 | 18.103 | 21/6:16.730 |
| 3 | 1 | 17.851 | 21/6:16.110 |
| 4 | 1 | 17.562 | 21/6:14.283 |
| 5 | 5 | 35.392 | 17/6:02.726 |
| 6 | 4 | 18.303 | 18/6:14.961 |
| 7 | 4 | 17.790 | 18/6:07.141 |
| 8 | 3 | 17.429 | 18/6:00.463 |
| 9 | 2 | 17.430 | 19/6:15.009 |
| 10 | 2 | 17.969 | 19/6:11.649 |
| 11 | 2 | 17.867 | 19/6:08.724 |
| 12 | 2 | 17.795 | 19/6:06.173 |
| 13 | 2 | 17.794 | 19/6:04.012 |
| 14 | 2 | 18.767 | 19/6:03.481 |
| 15 | 2 | 17.624 | 19/6:01.573 |
| 16 | 2 | 18.452 | 19/6:00.886 |
| 17 | 2 | 18.145 | 20/6:18.881 |
| 18 | 2 | 19.683 | 19/6:00.717 |
| 19 | 2 | 18.130 | 20/6:18.802 |
| 20 | 2 | 18.154 | 20/6:18.016 |