with open(tabelaEstatisticas, 'rU') as stat_csv, open(tabelaNomesAeroportos, 'rU') as dest_csv:
        stat_reader = list(csv.DictReader(stat_csv))
        dest_reader = list(csv.reader(dest_csv))
        id_dict = {elem['DEST_AIRPORT_ID']: [] for elem in stat_reader}
        pair_list = []
        graph = ([], [])
        for line in stat_reader:
            if line["ARR_DELAY_NEW"] != "":
                id_dict[line['DEST_AIRPORT_ID']].append(float(line["ARR_DELAY_NEW"]))
        for elem in id_dict:
            for linha in dest_reader:
                if linha[0] == elem:
                    pair_list.append((linha[1].split(": ")[0], sum(id_dict[elem])/len(id_dict[elem])))
        print sorted(pair_list, key=lambda x: x[1])
        for i in sorted(pair_list, key=lambda x: x[1]):
            graph[0].append(i[0])
            graph[1].append(i[1])
        print graph