CREATE TABLE table_19018 ("Rank" FLOAT, "Airport" CLOB, "Total Passengers" FLOAT, "% Change 2006/2007" CLOB, "International Passengers" FLOAT, "Domestic Passengers" FLOAT, "Transit Passengers" FLOAT, "Aircraft Movements" FLOAT, "Freight  ( Metric Tonnes ) " FLOAT)

Name the rank of birmingham airport
SELECT MAX("Rank") FROM table_19018 WHERE "Airport" = 'Birmingham Airport'
SELECT MAX("Rank") FROM "table_19018" WHERE "Airport" = 'Birmingham Airport'