| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.394 | 18/6:07.092 |
| 2 | 1 | 20.272 | 18/6:05.994 |
| 3 | 1 | 20.480 | 18/6:06.876 |
| 4 | 2 | 20.566 | 18/6:07.704 |
| 5 | 2 | 19.868 | 18/6:05.688 |
| 6 | 2 | 20.398 | 18/6:05.934 |
| 7 | 2 | 20.670 | 18/6:06.809 |
| 8 | 2 | 20.097 | 18/6:06.176 |
| 9 | 2 | 20.135 | 18/6:05.760 |
| 10 | 1 | 20.560 | 18/6:06.192 |
| 11 | 1 | 19.650 | 18/6:05.056 |
| 12 | 1 | 24.995 | 18/6:12.128 |
| 13 | 1 | 19.486 | 18/6:10.483 |
| 14 | 1 | 20.256 | 18/6:10.063 |
| 15 | 1 | 19.847 | 18/6:09.209 |
| 16 | 1 | 21.488 | 18/6:10.307 |
| 17 | 1 | 20.430 | 18/6:10.156 |
| 18 | 1 | 20.622 | 18/6:10.214 |