def METHOD_NAME(self, adjudicators):
    nprelims = self.tournament.prelim_rounds().count()
    feedback_head = {
        'key': 'feedback',
        'title': _('Feedback Per Round'),
        'tooltip': _("Hover over the data points to show the average score received in that round"),
    }
    feedback_graph_data = [{
        'graphData': adj.feedback_data,
        'component': 'feedback-trend',
        'minScore': self.tournament.pref('adj_min_score'),
        'maxScore': self.tournament.pref('adj_max_score'),
        'roundSeq': nprelims,
    } for adj in adjudicators]
    self.add_column(feedback_head, feedback_graph_data)