| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.658 | 19/6:13.502 |
| 2 | 2 | 19.953 | 19/6:16.305 |
| 3 | 2 | 19.837 | 19/6:16.504 |
| 4 | 3 | 19.913 | 19/6:16.965 |
| 5 | 3 | 19.675 | 19/6:16.337 |
| 6 | 3 | 20.423 | 19/6:18.287 |
| 7 | 2 | 20.482 | 19/6:19.840 |
| 8 | 3 | 20.090 | 18/6:00.070 |
| 9 | 3 | 20.376 | 18/6:00.814 |
| 10 | 3 | 20.020 | 18/6:00.769 |
| 11 | 3 | 19.807 | 18/6:00.383 |
| 12 | 3 | 20.183 | 18/6:00.625 |
| 13 | 3 | 20.066 | 18/6:00.669 |
| 14 | 3 | 19.728 | 18/6:00.271 |
| 15 | 3 | 20.284 | 18/6:00.594 |
| 16 | 3 | 20.236 | 18/6:00.822 |
| 17 | 3 | 20.093 | 18/6:00.872 |
| 18 | 3 | 19.972 | 18/6:00.796 |