CREATE TABLE table_9077 ("Country or territory" CLOB, "Area  ( km\\u00b2 ) " FLOAT, "Population" FLOAT, "Population density  ( per km\\u00b2 ) " FLOAT, "Capital" CLOB)

What's the highest population density for a population less than 6000?
SELECT MAX("Population density (per km\u00b2)") FROM table_9077 WHERE "Population" < '6000'
SELECT MAX("Population density (per km\u00b2)") FROM "table_9077" WHERE "Population" < '6000'