| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.991 | N/A |
| 2 | 2 | 20.887 | 18/6:16.007 |
| 3 | 2 | 20.946 | 18/6:16.571 |
| 4 | 2 | 20.993 | 18/6:17.005 |
| 5 | 3 | 22.614 | 17/6:02.751 |
| 6 | 3 | 20.378 | 18/6:20.772 |
| 7 | 3 | 19.531 | 18/6:16.146 |
| 8 | 2 | 19.291 | 18/6:12.259 |
| 9 | 2 | 20.747 | 18/6:12.438 |
| 10 | 2 | 20.938 | 18/6:12.938 |
| 11 | 3 | 20.328 | 18/6:12.301 |
| 12 | 3 | 21.246 | 18/6:13.198 |
| 13 | 2 | 19.281 | 18/6:11.162 |
| 14 | 3 | 21.231 | 18/6:11.099 |
| 15 | 3 | 20.528 | 18/6:11.845 |
| 16 | 3 | 19.331 | 18/6:10.363 |
| 17 | 3 | 20.342 | 18/6:10.141 |
| 18 | 3 | 20.572 | 18/6:10.175 |