| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 20.258 | 18/6:04.644 |
| 2 | 5 | 20.320 | 18/6:05.202 |
| 3 | 5 | 20.516 | 18/6:06.564 |
| 4 | 5 | 20.675 | 18/6:07.961 |
| 5 | 5 | 19.548 | 18/6:04.741 |
| 6 | 5 | 18.546 | 19/6:19.566 |
| 7 | 5 | 18.360 | 19/6:15.177 |
| 8 | 5 | 19.214 | 19/6:13.913 |
| 9 | 5 | 19.781 | 19/6:14.127 |
| 10 | 5 | 18.686 | 19/6:12.218 |
| 11 | 5 | 18.419 | 19/6:10.194 |
| 12 | 5 | 19.901 | 19/6:10.855 |
| 13 | 5 | 18.797 | 19/6:09.800 |
| 14 | 5 | 18.587 | 19/6:08.611 |
| 15 | 3 | 18.211 | 19/6:07.104 |
| 16 | 3 | 18.875 | 19/6:06.574 |
| 17 | 3 | 18.271 | 19/6:05.431 |
| 18 | 3 | 18.606 | 19/6:04.769 |
| 19 | 3 | 18.668 | 19/6:04.239 |