# File languages-statistics.rb, line 870
        def <=>(other)
                # 大小比較 (ソート) の基準は、純記事数、総項目数、総編集数
                if @number_of_articles.to_i != other.number_of_articles.to_i then
                        return @number_of_articles.to_i <=> other.number_of_articles.to_i
                elsif @number_of_pages.to_i != other.number_of_pages.to_i then
                        return @number_of_pages.to_i <=> other.number_of_pages.to_i
                else
                        return @number_of_edits.to_i <=> other.number_of_edits.to_i
                end
        end