| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 21.088 | N/A |
| 2 | 1 | 20.813 | 18/6:14.909 |
| 3 | 1 | 20.903 | 18/6:15.674 |
| 4 | 1 | 20.097 | 18/6:11.361 |
| 5 | 1 | 19.873 | 18/6:08.253 |
| 6 | 1 | 21.091 | 18/6:10.529 |
| 7 | 1 | 24.046 | 18/6:20.419 |
| 8 | 1 | 19.975 | 18/6:17.597 |
| 9 | 1 | 19.831 | 18/6:15.174 |
| 10 | 1 | 19.970 | 18/6:13.552 |
| 11 | 1 | 18.717 | 18/6:10.125 |
| 12 | 1 | 21.763 | 18/6:12.028 |
| 13 | 1 | 20.882 | 18/6:12.366 |
| 14 | 1 | 20.133 | 18/6:11.672 |
| 15 | 1 | 23.243 | 18/6:14.854 |
| 16 | 1 | 22.304 | 18/6:16.547 |
| 17 | 1 | 20.787 | 18/6:16.417 |
| 18 | 1 | 22.311 | 18/6:17.827 |