You can run the following reports:
1) Reports -> 8.02 Excel Export -> Reviewer Scores Per Abstract
2) Reports -> 8.03 Custom Report Builder -> Build your own Reviewing report:
(e.g. Abstract Title, Reviewer Id, Reviewer Name, Reviewer Score 1, Reviewer Score 2, 3, 4, 5, 6, ... and Reviewer Score Remarks): https://www.screencast.com/t/V5OxVUUEM
If you have any questions please do not hesitate to contact by submitting a request.