| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.066 | N/A |
| 2 | 2 | 20.605 | 18/6:10.351 |
| 3 | 2 | 20.852 | 18/6:12.450 |
| 4 | 2 | 21.453 | 18/6:16.556 |
| 5 | 3 | 21.841 | 18/6:20.257 |
| 6 | 3 | 20.470 | 18/6:17.817 |
| 7 | 2 | 21.478 | 18/6:19.046 |
| 8 | 2 | 21.177 | 18/6:19.193 |
| 9 | 2 | 22.164 | 17/6:00.146 |
| 10 | 2 | 20.946 | 18/6:20.817 |
| 11 | 2 | 21.464 | 18/6:21.231 |
| 12 | 2 | 21.068 | 18/6:20.957 |
| 13 | 2 | 21.245 | 18/6:20.980 |
| 14 | 2 | 20.672 | 18/6:20.250 |
| 15 | 2 | 20.544 | 18/6:19.469 |
| 16 | 2 | 22.121 | 18/6:20.579 |
| 17 | 2 | 20.754 | 18/6:20.098 |
| 18 | 2 | 21.298 | 18/6:20.218 |