def output(self):
        "Print out the f-score table."
        FScore.output_header()
        nts = list(self.nt_score.keys())
        nts.sort()
        for nt in nts:
            self.nt_score[nt].output_row(nt)
        print()
        self.total_score.output_row("total")
Print out the f-score table.