| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 6 | 20.527 | 18/6:09.486 |
| 2 | 4 | 18.470 | 19/6:10.471 |
| 3 | 4 | 18.097 | 19/6:01.595 |
| 4 | 4 | 19.609 | 19/6:04.339 |
| 5 | 3 | 18.028 | 20/6:18.924 |
| 6 | 3 | 17.753 | 20/6:14.947 |
| 7 | 3 | 18.533 | 20/6:14.334 |
| 8 | 3 | 19.632 | 20/6:16.623 |
| 9 | 3 | 18.364 | 20/6:15.584 |
| 10 | 3 | 18.089 | 20/6:14.204 |
| 11 | 3 | 18.353 | 20/6:13.555 |
| 12 | 3 | 18.950 | 20/6:14.008 |
| 13 | 3 | 18.128 | 20/6:13.128 |
| 14 | 3 | 18.325 | 20/6:12.654 |
| 15 | 3 | 18.320 | 20/6:12.237 |
| 16 | 3 | 19.089 | 20/6:12.834 |
| 17 | 2 | 18.096 | 20/6:12.192 |
| 18 | 2 | 17.720 | 20/6:11.203 |
| 19 | 2 | 18.453 | 20/6:11.091 |
| 20 | 2 | 18.324 | 20/6:10.860 |