Rubric statistics are recorded for each rubric association.
Rubric statistics for Competencies activities show the number of assessments completed, average level achieved, the percentage of users who chose each level (by criterion for analytic rubrics), and individual statistics for each user who was evaluated.
Rubric statistics for ePortfolio items show the number of completed assessments for the item.
Rubric Statistics in the top tool bar of the Edit Rubric page for the item. View statistics icon for the rubric association you want to see statistics for on either the Competency Activities or ePortfolio tab.