CREATE TABLE table_38181 ("Rank" FLOAT, "Airport" TEXT, "Code  ( IATA/ICAO ) " TEXT, "Total Cargo  ( Metric Tonnes ) " FLOAT, "% Change" TEXT)

What is the highest total cargo of an airport ranked larger than 19 with a code of BKK/VTBS?
SELECT MAX("Total Cargo (Metric Tonnes)") FROM table_38181 WHERE "Code (IATA/ICAO)" = 'bkk/vtbs' AND "Rank" > '19'
SELECT MAX("Total Cargo (Metric Tonnes)") FROM "table_38181" WHERE "Code (IATA/ICAO)" = 'bkk/vtbs' AND "Rank" > '19'