| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.953 | N/A |
| 2 | 2 | 19.988 | 19/6:18.737 |
| 3 | 2 | 20.918 | 18/6:06.654 |
| 4 | 2 | 20.251 | 18/6:05.509 |
| 5 | 1 | 20.535 | 18/6:06.144 |
| 6 | 1 | 19.867 | 18/6:04.253 |
| 7 | 1 | 20.110 | 18/6:03.681 |
| 8 | 1 | 20.454 | 18/6:04.108 |
| 9 | 2 | 19.469 | 18/6:02.336 |
| 10 | 2 | 22.372 | 18/6:06.440 |
| 11 | 2 | 19.624 | 18/6:05.052 |
| 12 | 2 | 20.568 | 18/6:05.375 |
| 13 | 2 | 19.076 | 18/6:03.531 |
| 14 | 2 | 19.492 | 18/6:02.515 |
| 15 | 2 | 20.009 | 18/6:02.271 |
| 16 | 2 | 24.287 | 18/6:06.909 |
| 17 | 2 | 21.521 | 18/6:08.027 |
| 18 | 2 | 20.509 | 18/6:08.003 |